人教版八年级下册英语Units 1-5 知识点复习+练习.zip
一、单项选择题一、单项选择题 （ ）1.Tom, whats _ matter with you? Maybe I have _ stomachache. A.a, the B.the, a C.an, the D. The, an （ ）2.You should ask for help when you _ the trouble. A.get on B.get up C.get over D.get into （ ）3.I have _ homework so I dont have _ free time to do things I like. A.too many, any B.too much,any C.too many,some D.too much,some （ ）4. There is no need for children _ housework at home. A.to do B.doing C.do D.does （ ）5.Did you catch your plane at last? Yes.We got there _. A.on time B.at time C.in time D.in the time （ ）6.Could you please pass me the salt? Yes, _. A.give you B.here you are C.please D.go ahead （ ）7.Miss Li hepled to make _ possible for Ben Smith to have Lucky. A.it B.them C.her D.him （ ）8.Would you like _ with me tonight? A.hanging out B.to hang out C.hung out D.of hanging out （ ）9._ my surprise, Lisa finally became a famous star in US. A.of B.at C.in D.to （ ）10.Do you mind me _ the fan? Its so hot in the room. Of ourse not. A.turning on B.turning off C.turn on D.turn off （ ）11.Jack _ of his pocket money yesterday. A.run out B.ran out C.runs out D.running out （ ）12.The old man lives _, but he never feels _. A. lonely, alone B.lonely, lonely C.alone, lonely D.alone, alone （ ）13.I had a fight with my best friend. What should I do? Well, you should call him _ you can say youre sorry. A.so that B.such that C.in oder to D.because （ ）14.I _ a book from library, but I _ it to Li Ming. A.lent,borrowed B.borrowed.kept C.borrowed,lent D.lent, kept （ ）15.They should spend time _schoolwork. They shouldnt spend time _ playing. A. in，on B. on，in C. at，in D. with, by （ ）16.Helen Keller is _. She couldnt see anything. A. dead B. death C. deaf D. died ( ) 17. _ you please play tennis with me? Sorry, I _. A.Could; cant B.Could, couldnt C.Can; dont D.Can; couldnt ( ) 18. How are you getting along with your classmates? Very well. They are all_ me. A. afraid of B. angry with C. tired of D. friendly to ( ) 19. The book is _ for us to read. A.good enough B.enough good C. too good D. good too ( ) 20. Why do you _ to read the book? Because I think it is boring. A. like B. hope C. hate D. decide 二、完形填空二、完形填空 Have you ever seen snow? _1_ people in the world have not. Some countries never have snow; some have only a little on the tops of very high _2_. In the north of England, there is quite a lot of snow every _3_, but _4_ the south of England, there is usually little. When a student from a _5_ country comes to England in autumn for the first time, he _6_ cold at first. There _7_ often dark clouds, grey sky and cold rain in _8_ in autumn; and most students from warm countries _9_ like this. But snow is different. _10_ it is cold, it is also beautiful. Perhaps, _11_ several(几个) dark mornings, the student wakes up one day, and there is a lot of light in his room. He thinks Is it so late? and jumps out of _12_. But no, it is not very _13_. He looks out of the window and there is the _14_ on the ground and on the houses and everywhere. The light of his room comes _15_ clean, beautiful snow. （ ）21.A.Few B.Many C.Little D.Much （ ）22.A.houses B.trees C.buildings D.mpuntains （ ）23.A.winter B.spring C.summer D.autum （ ）24.A.in B.on C.from D.at （ ）25.A.cold B.wet C.warm D.strange （ ）26.A.feel B.feels C.felt D.feeling （ ）27.A.is B.are C.was D.is being （ ）28.A.America B.South Africa C.China D.England （ ）29.A.do B.dont C.does D.doesnt （ ）30.A.Because B.But C.Although D.So （ ）31.A.After B.Before C.In D.On （ ）32.A.desk B.bed C.sofa D.room （ ）33.A.early B.late C.small D.big （ ）34.A.water B.rubbish C.leaves D.snow （ ）35.A.of B.out C.from D.in 三、选择方框中的句子完成对话。三、选择方框中的句子完成对话。 A: Whats wrong with you, Alan? B: 36._ I have a cold. A: Bad luck! 37._ B: But Im busy and I must finish the exercises. A: 38._ B: 39._ I dont want to ask for leave. A: Dont say that. 40._ Youd better lie down and have a good rest now. B: OK. Ill ask for leave right away. Thank you very much. A. I think you can tell our teacher youre ill. B. You should go to see a doctor. C. Health can help you study better. D. I dont feel well. E. I was late for school again. F. Well have an English class this afternoon. 四、四、A.根据首字母或者意义填写单词根据首字母或者意义填写单词 41.Something is wrong with his eyes. The poor b_ man can see nothing. 42.The room is full of r_.Could you take it out? 43.We should help _(残疾的) people all the time. 44.Playing a lot of computer games is a w_ of time. 45.I was so _(紧张的) that I couldnt say a word. 46.Some of my classmates are i_ because of the flu. 47.Although shes wrong, its not a big d_. 48.I have to _（竞争）with my classmates at school. 49.His parents died a year ago. So he had to look after h_. 50.Dont _(争论) with your mother, dear. B.选词填空，注意形式选词填空，注意形式 help make do visit spend Most people today are only worried about getting good jobs 51._ lots of money.In their free time, they think about what 52._ for fun. However, few people think about what they can do 53._ _ others. There are many people who are less lucky than us. Volunteering our time to help these people is a good way 54._ our free time. For example, wa can make plans 55._ sick children in the hospital or raise money for homeless people.八下英语八下英语 Unit 1 15 5 复习复习 一、重要知识点梳理一、重要知识点梳理 1、Whats wrong/the matter/the trouble(with you)? 你怎么了？ 2、have problems doing sth./with sth 意为“在（方面）有问题” 。 3、be/get used to (doing) sth 意为“习惯于（做）某事” 。 【拓展拓展】 （1）be used to do sth 意为“被用来做” （2）used to do sth 意为“过去常常做某事” 4、not onlybut also “不但不但而且而且”，注意以下用法：，注意以下用法： （1）主要用于连接两个对等的成分；若连接两个成分作主语，其后谓语动词与靠近的主语保持一致。如： She likes not only music but also sport. 她不但喜欢音乐而且喜欢运动。 We go there not only in winter, but also in summer. 我们不仅冬天去那儿，而且夏天也去。 Not only the students but also their teacher is enjoying the film. （2）not onlybut also中的 also 通常可以省略，或换成 too, as well（要置于句末） 。 如：He not only washed the car, but polished it too/as well. 他不仅冲洗汽车，而且还擦拭了它。 有时甚至连 but also 一并省略掉。 如：She not only entered the competitionshe actually won it! 她不但参加了竞赛而且居然获胜了！ （3）为了强调，可将 not only 置于句首，此时其后的句子通常要用部分倒装的形式。如： Not only does she sing，but also she dances 他不仅会唱歌，而且还会跳舞 Not only do they need clothing, but they are also short of water. 他们不但需要衣服，而且还缺水。 5、表示委婉请求做某事的句型及答语、表示委婉请求做某事的句型及答语 （1）礼貌而客气地请求别人做事时用）礼貌而客气地请求别人做事时用 Could you please do sth.? 其否定形式为其否定形式为 Could you please not do sth? Eg: Could you please fold the clothes? 请你叠衣服好吗？ （2）委婉地拒绝别人请求时的否定答语）委婉地拒绝别人请求时的否定答语 No, I cant. 不，我不能。 Sorry, I cant. I have to 对不起，我不能，我得 Sorry, Im going to 对不起，我要 （3)礼貌而客气地请求别人允许你做某事时用礼貌而客气地请求别人允许你做某事时用 Could I do sth? 答语为答语为 Yes, you can./No, you cant./ Sorry, you cant. Eg: Could I use the car?我可以用一下这辆车吗？ Sorry, you cant. 对不起，你不能。 （4)很乐意为别人效劳时的肯定答语很乐意为别人效劳时的肯定答语 Sure./ Certainly . /Of course.当然可以 Yes, sure. 是的，当然。 Yes, I can.是的，我能。 No, problem.没问题。 With pleasure.很高兴那么做 【拓展拓展】表示请求时还可以用以下句型：表示请求时还可以用以下句型： （l）Will/ Would you please do? 你能做 （2）Would you like sth. / to do sth? 你想要/做 （3）Would you mind (not) doing sth.? 你介意（不）做 6、neither 用法小结：用法小结： （1）neither 用作形容词，表示“（两者）都不” ，置于单数名词之前。 Eg：Neither article（物品） is made in Beijing. （2）neither 用作连词，常用短语为 neithernor，表示“既不也不” 注意注意 neither 和 nor 后面接同一词性的单词或短语. Eg: I have neither time nor money. neithernor结构用作主语时，谓语动词必须与 nor 后面的名词或代词在人称和数上保持一致，即 所谓的就近原则。 Eg: Neither he nor you are right= Neither you nor he is right （3）neither 用作副词，作“也不”解释，放在句首，表示前面否定的内容也适用于另一个人或物，句子须采用 部分倒装。 （neither 之后的主语要置于助动词或系动词之后，助动词或系动词同上句一致） Eg：I dont like this dress.我不喜欢这件连衣裙。 Neither/Nor do I. 我也不喜欢 I havent been to Sanya before. 我以前没过去三亚 Neither has Tom./Nor has Tom 汤姆也没去 过 If you dont go ,neither will I.如果你不去，我也不去。 【拓展拓展】 （1）在表示“既也” ，即“两者都”时，常用短语 bothand； 表示“或者或者”(即二者选一)时，常用 eitheror （2）so+助动词/系动词+主语（表示前面说的情况也适用于后面的另一个人或物） ， “某人/物也” Eg：He passed the exam, and so did I. =He passed the exam, and I passed the exam, too 7、Could I borrow that book?我可以借那本书吗？我可以借那本书吗？ 【点拨点拨】borrow 指“借入” （主语得到） ，而 lend 则指“借出” （主语失去） ，两者是一对反义词。 常用的搭配为： borrow from从借入； lendto把借出。 Eg: You can borrow the books from the library.你可以从图书馆借书。 8、征求意见并给出建议的句型征求意见并给出建议的句型 （1）征求意见的句型： 1、What should I do? 我该怎么办？ 2、Should I ? should 意为“应该”，后跟动词原形。其否定形式为 shouldnt (2)给出建议的常用语句： You should +do+. 你应该做 You shouldnt do sth. 你不应该做 why not do sth?=why dont you do sth? 为什么不做？ What about doing sth?=How about doing sth? 做怎么样？ Lets do sth. 让我们做。 Would you mind 【me/my】 (not) doing sth.? 你介意【我】（不）做 9、过去进行时过去进行时 （1）定义：过去进行时，是表示过去某个具体时刻正在进行的事情或动作）定义：过去进行时，是表示过去某个具体时刻正在进行的事情或动作 （2）结构）结构 肯定句：主语+was/were +doing（现在分词） 否定句：主语+ was/were +not+ doing（was not=wasnt，were not=werent） 一般疑问句：Was/Were +主语+doing？ 特殊疑问句：特殊疑问词+ was/were +主语+doing？? (3)用法用法 、过去进行时表示过去某段时间内持续进行的动作或者事情。常用的时间状语、过去进行时表示过去某段时间内持续进行的动作或者事情。常用的时间状语 this morning , the whole morning ,all day yesterday , from nine to ten last evening ,when ,while 等。如：等。如： We were watching TV from seven to nine last night What was he researching all day last Sunday? 上周日他一整天都在研究什么？ My brother fell while he was riding his bicycle and hurt himself. 、过去进行时可以表示在过去某个时间点发生的事情。时间点可以用介词短语、副词或从句来表示。如：、过去进行时可以表示在过去某个时间点发生的事情。时间点可以用介词短语、副词或从句来表示。如： What was she doing at nine oclock yesterday? (介词短语表示时间点) When I saw him he was decorating his room. (when 从句表示时间点) 、在复合句中，如果主要动作和背景动作都是延续的或同时发生的，那么主从句的动词都可用过去进行时。列、在复合句中，如果主要动作和背景动作都是延续的或同时发生的，那么主从句的动词都可用过去进行时。列 如：如：While he was waiting for the bus ,he was reading a newspaper.（两个动作都是延续的） He was cleaning his car while I was cooking.（两个动作同时进行） 10、when 和和 while 的区别的区别 由 when 引导的时间状语从句，主句用过去进行时，从句应用一般过去时； 由 while 引导的时间状语从句，主句用一般过去时，从句应用过去进行时。 When the teacher came in, we were talking=While we were talking, the teacher came in 如果从句和主句的动作同时发生，两句都用过去进行时的时候，多用 while 引导。如： They were singing while we were dancing 11、 （1）allow sb. to do sth 意为“允许某人做某事” （2）sb be allowed to do sth 某人被允许做某事 （3）allow doing sth 允许做某事 12、Tell us what happened yesterday morning.告诉我们昨天早上发生了什么。告诉我们昨天早上发生了什么。 【点拨点拨】happen 是不及物动词，意为“发生”，没有被动语态，一般用来强调某事发生的偶然性。 若要表示事先安排或有准备的事情或活动，则不能用 happen，而要用 take place。 sth happen to sb.意为“某人出了某事” sb. happen to do sth 意为“某人碰巧做某事”
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一、单项选择题一、单项选择题 （ ）1.Tom, whats _____ matter with you? Maybe I have _____ stomachache. A.a, the B.the, a C.an, the D. The, an （ ）2.You should ask for help when you _____ the trouble. A.get on B.get up C.get over D.get into （ ）3.I have ______ homework so I dont have _____ free time to do things I like. A.too many, any B.too much,any C.too many,some D.too much,some （ ）4. There is no need for children ______ housework at home. A.to do B.doing C.do D.does （ ）5.Did you catch your plane at last? Yes.We got there ______. A.on time B.at time C.in time D.in the time （ ）6.Could you please pass me the salt? Yes, _______. A.give you B.here you are C.please D.go ahead （ ）7.Miss Li hepled to make _____ possible for Ben Smith to have Lucky. A.it B.them C.her D.him （ ）8.Would you like _______ with me tonight? A.hanging out B.to hang out C.hung out D.of hanging out （ ）9._____ my surprise, Lisa finally became a famous star in US. A.of B.at C.in D.to （ ）10.Do you mind me _____ the fan? Its so hot in the room. Of ourse not. A.turning on B.turning off C.turn on D.turn off （ ）11.Jack _____ of his pocket money yesterday. A.run out B.ran out C.runs out D.running out （ ）12.The old man lives _____, but he never feels ______. A. lonely, alone B.lonely, lonely C.alone, lonely D.alone, alone （ ）13.I had a fight with my best friend. What should I do? Well, you should call him ______ you can say youre sorry. A.so that B.such that C.in oder to D.because （ ）14.I ______ a book from library, but I _____ it to Li Ming. A.lent,borrowed B.borrowed.kept C.borrowed,lent D.lent, kept （ ）15.They should spend time ___schoolwork. They shouldnt spend time ___ playing. A. in，on B. on，in C. at，in D. with, by （ ）16.Helen Keller is _________. She couldnt see anything. A. dead B. death C. deaf D. died ( ) 17. _____ you please play tennis with me? Sorry, I _____. A.Could; cant B.Could, couldnt C.Can; dont D.Can; couldnt ( ) 18. How are you getting along with your classmates? Very well. They are all____ me. A. afraid of B. angry with C. tired of D. friendly to ( ) 19. The book is ______ for us to read. A.good enough B.enough good C. too good D. good too ( ) 20. Why do you _____ to read the book? Because I think it is boring. A. like B. hope C. hate D. decide 二、完形填空二、完形填空 Have you ever seen snow? __1__ people in the world have not. Some countries never have snow; some have only a little on the tops of very high __2__. In the north of England, there is quite a lot of snow every __3__, but __4__ the south of England, there is usually little. When a student from a __5__ country comes to England in autumn for the first time, he __6__ cold at first. There __7__ often dark clouds, grey sky and cold rain in __8__ in autumn; and most students from warm countries __9__ like this. But snow is different. __10__ it is cold, it is also beautiful. Perhaps, __11__ several(几个) dark mornings, the student wakes up one day, and there is a lot of light in his room. He thinks Is it so late? and jumps out of __12__. But no, it is not very __13__. He looks out of the window and there is the __14__ on the ground and on the houses and everywhere. The light of his room comes __15__ clean, beautiful snow. （ ）21.A.Few B.Many C.Little D.Much （ ）22.A.houses B.trees C.buildings D.mpuntains （ ）23.A.winter B.spring C.summer D.autum （ ）24.A.in B.on C.from D.at （ ）25.A.cold B.wet C.warm D.strange （ ）26.A.feel B.feels C.felt D.feeling （ ）27.A.is B.are C.was D.is being （ ）28.A.America B.South Africa C.China D.England （ ）29.A.do B.dont C.does D.doesnt （ ）30.A.Because B.But C.Although D.So （ ）31.A.After B.Before C.In D.On （ ）32.A.desk B.bed C.sofa D.room （ ）33.A.early B.late C.small D.big （ ）34.A.water B.rubbish C.leaves D.snow （ ）35.A.of B.out C.from D.in 三、选择方框中的句子完成对话。三、选择方框中的句子完成对话。 A: Whats wrong with you, Alan? B: 36.______ I have a cold. A: Bad luck! 37._______ B: But Im busy and I must finish the exercises. A: 38.________ B: 39.________ I dont want to ask for leave. A: Dont say that. 40.______ Youd better lie down and have a good rest now. B: OK. Ill ask for leave right away. Thank you very much. A. I think you can tell our teacher youre ill. B. You should go to see a doctor. C. Health can help you study better. D. I dont feel well. E. I was late for school again. F. Well have an English class this afternoon. 四、四、A.根据首字母或者意义填写单词根据首字母或者意义填写单词 41.Something is wrong with his eyes. The poor b_________ man can see nothing. 42.The room is full of r___________.Could you take it out? 43.We should help __________(残疾的) people all the time. 44.Playing a lot of computer games is a w________ of time. 45.I was so _________(紧张的) that I couldnt say a word. 46.Some of my classmates are i______ because of the flu. 47.Although shes wrong, its not a big d_______. 48.I have to _________（竞争）with my classmates at school. 49.His parents died a year ago. So he had to look after h______. 50.Dont ________(争论) with your mother, dear. B.选词填空，注意形式选词填空，注意形式 help make do visit spend Most people today are only worried about getting good jobs 51.________ lots of money.In their free time, they think about what 52.________ for fun. However, few people think about what they can do 53.____ ____ others. There are many people who are less lucky than us. Volunteering our time to help these people is a good way 54.________ our free time. For example, wa can make plans 55._________ sick children in the hospital or raise money for homeless people.八下英语八下英语 Unit 1 15 5 复习复习 一、重要知识点梳理一、重要知识点梳理 1、Whats wrong/the matter/the trouble(with you)? 你怎么了？ 2、have problems doing sth./with sth 意为“在（方面）有问题” 。 3、be/get used to (doing) sth 意为“习惯于（做）某事” 。 【拓展拓展】 （1）be used to do sth 意为“被用来做” （2）used to do sth 意为“过去常常做某事” 4、not onlybut also “不但不但而且而且”，注意以下用法：，注意以下用法： （1）主要用于连接两个对等的成分；若连接两个成分作主语，其后谓语动词与靠近的主语保持一致。如： She likes not only music but also sport. 她不但喜欢音乐而且喜欢运动。 We go there not only in winter, but also in summer. 我们不仅冬天去那儿，而且夏天也去。 Not only the students but also their teacher is enjoying the film. （2）not onlybut also中的 also 通常可以省略，或换成 too, as well（要置于句末） 。 如：He not only washed the car, but polished it too/as well. 他不仅冲洗汽车，而且还擦拭了它。 有时甚至连 but also 一并省略掉。 如：She not only entered the competitionshe actually won it! 她不但参加了竞赛而且居然获胜了！ （3）为了强调，可将 not only 置于句首，此时其后的句子通常要用部分倒装的形式。如： Not only does she sing，but also she dances 他不仅会唱歌，而且还会跳舞 Not only do they need clothing, but they are also short of water. 他们不但需要衣服，而且还缺水。 5、表示委婉请求做某事的句型及答语、表示委婉请求做某事的句型及答语 （1）礼貌而客气地请求别人做事时用）礼貌而客气地请求别人做事时用 Could you please do sth.? 其否定形式为其否定形式为 Could you please not do sth? Eg: Could you please fold the clothes? 请你叠衣服好吗？ （2）委婉地拒绝别人请求时的否定答语）委婉地拒绝别人请求时的否定答语 No, I cant. 不，我不能。 Sorry, I cant. I have to 对不起，我不能，我得 Sorry, Im going to 对不起，我要 （3)礼貌而客气地请求别人允许你做某事时用礼貌而客气地请求别人允许你做某事时用 Could I do sth? 答语为答语为 Yes, you can./No, you cant./ Sorry, you cant. Eg: Could I use the car?我可以用一下这辆车吗？ Sorry, you cant. 对不起，你不能。 （4)很乐意为别人效劳时的肯定答语很乐意为别人效劳时的肯定答语 Sure./ Certainly . /Of course.当然可以 Yes, sure. 是的，当然。 Yes, I can.是的，我能。 No, problem.没问题。 With pleasure.很高兴那么做 【拓展拓展】表示请求时还可以用以下句型：表示请求时还可以用以下句型： （l）Will/ Would you please do? 你能做 （2）Would you like sth. / to do sth? 你想要/做 （3）Would you mind (not) doing sth.? 你介意（不）做 6、neither 用法小结：用法小结： （1）neither 用作形容词，表示“（两者）都不” ，置于单数名词之前。 Eg：Neither article（物品） is made in Beijing. （2）neither 用作连词，常用短语为 neithernor，表示“既不也不” 注意注意 neither 和 nor 后面接同一词性的单词或短语. Eg: I have neither time nor money. neithernor结构用作主语时，谓语动词必须与 nor 后面的名词或代词在人称和数上保持一致，即 所谓的就近原则。 Eg: Neither he nor you are right= Neither you nor he is right （3）neither 用作副词，作“也不”解释，放在句首，表示前面否定的内容也适用于另一个人或物，句子须采用 部分倒装。 （neither 之后的主语要置于助动词或系动词之后，助动词或系动词同上句一致） Eg：I dont like this dress.我不喜欢这件连衣裙。 Neither/Nor do I. 我也不喜欢 I havent been to Sanya before. 我以前没过去三亚 Neither has Tom./Nor has Tom 汤姆也没去 过 If you dont go ,neither will I.如果你不去，我也不去。 【拓展拓展】 （1）在表示“既也” ，即“两者都”时，常用短语 bothand； 表示“或者或者”(即二者选一)时，常用 eitheror （2）so+助动词/系动词+主语（表示前面说的情况也适用于后面的另一个人或物） ， “某人/物也” Eg：He passed the exam, and so did I. =He passed the exam, and I passed the exam, too 7、Could I borrow that book?我可以借那本书吗？我可以借那本书吗？ 【点拨点拨】borrow 指“借入” （主语得到） ，而 lend 则指“借出” （主语失去） ，两者是一对反义词。 常用的搭配为： borrow from从借入； lendto把借出。 Eg: You can borrow the books from the library.你可以从图书馆借书。 8、征求意见并给出建议的句型征求意见并给出建议的句型 （1）征求意见的句型： 1、What should I do? 我该怎么办？ 2、Should I ? should 意为“应该”，后跟动词原形。其否定形式为 shouldnt (2)给出建议的常用语句： You should +do+. 你应该做 You shouldnt do sth. 你不应该做 why not do sth?=why dont you do sth? 为什么不做？ What about doing sth?=How about doing sth? 做怎么样？ Lets do sth. 让我们做。 Would you mind 【me/my】 (not) doing sth.? 你介意【我】（不）做 9、过去进行时过去进行时 （1）定义：过去进行时，是表示过去某个具体时刻正在进行的事情或动作）定义：过去进行时，是表示过去某个具体时刻正在进行的事情或动作 （2）结构）结构 肯定句：主语+was/were +doing（现在分词） 否定句：主语+ was/were +not+ doing（was not=wasnt，were not=werent） 一般疑问句：Was/Were +主语+doing？ 特殊疑问句：特殊疑问词+ was/were +主语+doing？? (3)用法用法 、过去进行时表示过去某段时间内持续进行的动作或者事情。常用的时间状语、过去进行时表示过去某段时间内持续进行的动作或者事情。常用的时间状语 this morning , the whole morning ,all day yesterday , from nine to ten last evening ,when ,while 等。如：等。如： We were watching TV from seven to nine last night What was he researching all day last Sunday? 上周日他一整天都在研究什么？ My brother fell while he was riding his bicycle and hurt himself. 、过去进行时可以表示在过去某个时间点发生的事情。时间点可以用介词短语、副词或从句来表示。如：、过去进行时可以表示在过去某个时间点发生的事情。时间点可以用介词短语、副词或从句来表示。如： What was she doing at nine oclock yesterday? (介词短语表示时间点) When I saw him he was decorating his room. (when 从句表示时间点) 、在复合句中，如果主要动作和背景动作都是延续的或同时发生的，那么主从句的动词都可用过去进行时。列、在复合句中，如果主要动作和背景动作都是延续的或同时发生的，那么主从句的动词都可用过去进行时。列 如：如：While he was waiting for the bus ,he was reading a newspaper.（两个动作都是延续的） He was cleaning his car while I was cooking.（两个动作同时进行） 10、when 和和 while 的区别的区别 由 when 引导的时间状语从句，主句用过去进行时，从句应用一般过去时； 由 while 引导的时间状语从句，主句用一般过去时，从句应用过去进行时。 When the teacher came in, we were talking=While we were talking, the teacher came in 如果从句和主句的动作同时发生，两句都用过去进行时的时候，多用 while 引导。如： They were singing while we were dancing 11、 （1）allow sb. to do sth 意为“允许某人做某事” （2）sb be allowed to do sth 某人被允许做某事 （3）allow doing sth 允许做某事 12、Tell us what happened yesterday morning.告诉我们昨天早上发生了什么。告诉我们昨天早上发生了什么。 【点拨点拨】happen 是不及物动词，意为“发生”，没有被动语态，一般用来强调某事发生的偶然性。 若要表示事先安排或有准备的事情或活动，则不能用 happen，而要用 take place。 sth happen to sb.意为“某人出了某事” sb. happen to do sth 意为“某人碰巧做某事”
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