（2019版）新人教版高中英语必修第三册Unit1 Grammar and Usage 预习单 含答案.docx

1、Unit1Nature in the balanceGrammar and usage【学习目标】【学习目标】1. Know the definition of ellipsis and the rules2. Understand the meaning of the stentence with ellipsis and know how to complete it3.Understand what others say with ellipsis and use correctly in daily life4.Think of some ways to protect environ

2、ment and do it.预习案预习案【学习过程学习过程】Step 1: 自主学习自主学习任务一：任务一：自学课本 unit 1(page6-7)的词汇与短语。要求：根据录音及单词音标，首先会读单词接着边读边写记单词，注意中英文的转换，最后默写单词。Step 2: 单词自学检测单词自学检测探究案探究案【合作探究】【合作探究】Step 1 Lead-in1. Dialogue:See the dialogue in our daily life2. Question: Think about what the difference is between different ways to e

3、xpress.3.Definition of ellipsis:The omission from speech or writing of a word or words that aresuperfluous or able to be understood from contextual cluesStep 2 Reading1.Passage: The dialogue between Jack and Henry2.Question:（1）What is the documentary about?（2）How did Jack feel when watching the docu

4、mentary?（3）What do the leading experts suggest doing to solve the environmental problems?3.Exploring the rules:Write down the words that have been left out of the sentences on page 6 of the textbook.(1)No, I didnt (watch the documentary about environmental protection on TV yesterday).(2) You can wat

5、ch it online if you want to ().(3) I felt worried when () watching the documentary.(4) Some call for the application of modern technology, and others () achange oflifestyle.(5) () Got any idea?(6) () Sounds great!4.Working out the rulesWrite down the correct forms of the words and phrase on page 6 o

6、f the textbook.5.SummaryWhat is ellipsis? Leaving out a word or words from a sentenceWhen can we use ellipsis? Avoid repeatingWhats the function of ellipsis? ConciseStep 3 Usage of ellipsis1. 简单句的省略简单句的省略（1）省略主语 (That/It) Sounds like a great idea!（2）省略表语 Are you hungry? No, I am not (hungry).（3）同时省略

7、几个成分A.省略主谓或主谓一部分 Why (do you) not say hello to him?B.省略动宾 Did you finish the homework? No, I didnt finish (the homework)2. 并列句中的省略并列句中的省略（1）省略主语 Mr. Smith picked up a coin in the road and (Mr. Smith) handed it to apoliceman.（2）省略谓语 Some called for the application of the modern technology, and others

8、(called for) a change of lifestyle.（3）省略谓语及状语 I was born in winter in 1988 and Bob (was born in winter) in 1989.（4）省略部分谓语 must have been3. 复合句中的省略复合句中的省略（1）宾语从句的省略在 say, know, think, believe, suppose, consider, find, decide 等动词后面所接的一个宾语从句中，连词 that 可以省略；若后接多个宾语从句，只有第一个连词 that 可省略，其余的连词 that 不能省略。Ther

9、e is no reason to suppose (that) shes lying（2）状语从句的省略若从句的主语与主句的主语相同或者从句的主语是 it，且谓语是 be 时，常同时省略从句的主语和 be。I felt worried when (I am) watching the documentary.If (it is) impossible, I will help you with your work.（3）定语从句的省略A. 在限制性定语从句中，作宾语用的关系代词 whom，which，that 可省略。添加标题The film star (whom/who/that)I li

10、ke most is Bruce Lee.B. 定语从句中的“主语(关系代词) + be”有时可以省略。Whats the language (that/which is) spoken in that country?C.关系代词引导非限制性定语从句，即使在从句中作宾语，也不可省略。“介词+关系代词”引导定语从句，关系代词不可省略。This is the man, whom I spoke to yesterday.4 4.不定式中的省略不定式中的省略保留不定式符号保留不定式符号 to 的情况的情况A. 不定式作某些动词的宾语时，常见动词如 want ， like，love，care，hop

11、e，refuse,mean,agree, forget，remember，try，manage 等 。Im sorry I hurt your feelings. I didnt mean to.B. 不定式在句中作某些动词的宾语补足语或主语补足语时，常见动词如 ask，advise，persuade, tell, wish, allow, permit, force 等 。At last they did as I told them to. (宾补)He would not have married her if he had not been forced to. (主补)不定式符号可省

12、略的情况不定式符号可省略的情况A. 主语部分或修饰主语的定语部分有实义动词 do 的各种形式， 作表语的不定式可省略to，也可保留 to。The most important thing I should do is (to) give you some advice on how to learn a foreignlanguage.B. 不定式做介词 but，except 等的宾语，且前面有实义动词 do 的各种形式时，须省略不定式符号 toThey did nothing but watch TV last night.I dont want to doanything except h

13、elp youC. 在 see,hear, listen to, watch, notice，have，make，let 等词后作宾语补足语时，须省略不定式符号 toYesterday I listened to Mary speak movinglyabout her love story once again.5 5.介词的省略介词的省略A.表示行为方式的 in 在 in this way, in the same way, in another way 等词组中，可省略介词。He did it (in) this wayB.一些常和动名词、形容词一起搭配的介词常省略，而保留其后的 动名词

14、，常见的句型有 spend/waste time (in) doing, lose no time (in) doing； have difficult/trouble (in) doing；be busy (in) doing；stop/prevent sb. (from) doing 等。She lost no time (in) giving the patient first aidStep 4Applying the rules1.Read the short passage in B2 on Page 7 and put brackets around the words that

15、 can be leftoutLast weekend, I took part in a forest clean-up activity. It was organized by Green Hope,an organization devoted to protecting forests. At first I didnt want to(1 ), but then Ithought, “What if nobody goes?” Our team leader, Joe, took us to a forest outside the city.I was sad to see li

16、tter everywhere. There was a“No littering (2 )” sign at the entrance to theforest, but that didnt stop people from throwing their rubbish on the ground. Joe divided usinto two groups: one group cleaned up the north side of the forest, and the other (3 ) (4 )thesouth side (5). We worked for several h

17、ours and (6) were happy to see (7) the forest lookedcleaner than (8) before. It was absolutely worth our effort! There will be another clean-upactivity in the green belt next Saturday. You can find Joe and sign up if (9) willing to help.Everyone who takes part in the activity will receive a medal. I

18、ll join you too if I have time.2.Describe the pictures of B3 on Page 7 with the help of the example.Step 5 Consolidation1. Fill in the blanks by using ellipsis.（1）Misunderstandings resulting from lack of social communication, if not_(handle) properly, may lead to serious problems.（2）Id like to invit

19、e you to the coming party, which will take place on the second floor ofthe dining hall as _(expect)（3）You may have finished your homework. If_, you can go on to play football.4. Is he coming back tonight?I think_ .5. When _(arrive), send me a telegram.6. Dont come in until _(ask) to.7. You should le

20、t us know the result_ .(尽快)8. There are few people nowadays, _(如果有), who remember him.2. Choose the correct answer.1._, I will help you with your work.A.If I am possibleB. If it possibleC. If possibleD. Possible2.How many poor counties will there be in our province by 2025?There will be only a few,

21、if _.A.muchB. someC. anyD. many3.Why didnt you come to Mikes birthday party yesterday ?Well, I_, but I forgot it.A.shouldB. mustC. should haveD. must have3.Write down the sentence with ellipsis1.Whenever it is possible, he will come to my help._.2.Dont go till I tell you to go._.3.John worked hard b

22、ut his brother did not work hard._.4.When you are crossing the street, you should be careful._.4.Translate the sentence below with ellipsis1.他不再喜欢流行音乐了，不过他以前喜欢。_.2.虽然他们已经很累了，但仍然继续坚持工作。_.3.我一边看杂志，一边等。_.【Homework】1.Use the elllipsis in your speaking2.Be familiar with the rules of ellipsis3.Realize wha

23、t the words or phrases are left out in the sentences.The keys:Step 22.(1)Its about some of the worst environmental problems we are facing today.(2)He felt uncomfortable when watching the documentary(3)Some call for the application of modern technology, andothers a change of lifestyle.3.(2) watch it(

24、3) I was(4) call for(5) Have you(6) That4.(1) repeating(2) informalStep41.(1) take part in the forest clean-up activity(2) is allowed here(3) group(4) cleaned up(5) of the forest(6) We(7) That(8) It had looked(9) Youre2.(1)Drive less, and we will have a greener world.(2)When building cities, think of Mother NatureStep51.(1)handled(2)expected(3)so(4) so(5)arriving(6)asked(7)as soon as possible(8) if any2.1.C2.C3.C3.(1)Whenever possible, he will come to my help.(2)Dont go till I tell you to.(3)John worked hard but his brother didnt(4)When crossing the street,you should be careful.