2021年高中英语外研版必修4课件：Module 3 .2.pptx

1、Section Grammar 一 二 三 四 一、阅读课文,找出与下列汉语意义匹配的英语句子 1.如果说到“交流”,大多数人想到的是单词或句子。 2.尽管这些很重要,但我们并不只是通过口语和书面语言交流。 3.假如我们的右手用于忙着与人打招呼就不可能握武器。 一 二 三 四 二、核对答案,并对这几个句子进行逐一剖析 1.If you say the word “communication”,most people think of words and sentences. 2.Although these are very important,we communicate with more

2、 than just spoken and written words. 3.If our right hand is busy greeting someone,it cannot be holding a weapon. 剖析以上三个句子都包含一个状语从句,其中,第一句和第三句是 引导的 状语从句,意为“ ”;第二句 是 引导的 状语从句,意为 “ ”。 if 条件 如果 although 让步 虽然,尽管 一 二 三 四 三、用if,unless,even if,whatever,so long as填空 1.I wont go to the party Im invited. 2. w

3、e dont lose heart,well solve it. 3. you fail,you will have gained experience. 4. the weather permits,we will go to the park tomorrow. 5.I sleep with the window open its really cold. 6. I say,he always disagrees. 7.She will glare at me I go near her desk. 8.Well go it rains. unless/even if So long as

4、 Even if If unless Whatever if unless/even if 一 二 三 四 四、单句填空 1.As long as you work hard,you (succeed) sooner or later. 2.We (not keep) winning games unless we keep playing well. 3.In time of serious accidents,if we (know)some basic things about first aid,we can save lives. 4.Dad,Ive finished my home

5、work. Good,and you play or watch TV,you mustnt disturb me. 5.Quiet student he may be,he talks a lot about his favorite singers after class. will succeed wont keep know whether as/though 1 2 3 1.I feel shy whenever she says hello to me.(Page27) 每当她向我问好时我都感到很害羞。 考点 say hello to向问好 Lets go to say hello

6、 to him.我们去跟他打个招呼吧。 考点延伸 say.to可构成很多短语,如: say goodbye to sb.向某人道别;say sorry to sb.向某人道歉;say thank you to sb.向某人道谢;say yes/OK to sb.同意某人;say no to sb. 拒绝某人 Teach your children to say thank you to those who offer them help. 教你的孩子向给他们提供帮助的人说谢谢。 1 2 3 1 2 3 2.Grammar 1 条件状语从句 考点 条件状语从句是表示主句动作发生的前提或条件的从

7、句。引导条件状语从句的词有:if(如果,假如),unless(除非,如果 不),so (as)long as(只要),in case (万一),on condition that (条件 是),suppose/supposing (假设,用于问 句),provided/providing(that)(假如,如果)等。 1 2 3 阅读下列句子,注意连词及其含义 In case I forget,please remind me of my promise. 如果我忘了,请提醒我所做的承诺。 连词 in case 含义 万一,如果 Suppose/Supposing (that)they ref

8、use us,who else can we turn to for help? 假如他们拒绝了我们,我们该向谁求助呢? 连词 suppose/supposing (that) 含义 假设 So long as we are confident,were sure to make it. 只要我们有信心,我们一定会做到的。 连词 so long as 含义 只要 1 2 3 Ill lend the book to you on condition that you return it to me next week. 我可以把书借给你,条件是你下星期得还给我。 连词 on condition

9、 that 含义 条件是,只要 You can borrow my car,providing I can have it back by six oclock. 你可以借用我的车,只要六点钟以前还给我就行。 连词 providing 含义 只要,如果 She wont lose weight unless she keeps a diet and takes exercise every day. 她如果不天天锻炼并节食,她体重是不会减轻的。 连词 unless 含义 除非,如果不 1 2 3 考点延伸 (1)在条件状语从句中,要用一般时代替将来时(和时间状语从句、 让步状语从句相同)。 Y

10、ou will miss the train if you dont hurry. You would miss the train if you didnt hurry. 你快点,要不就会误了火车。 (2)有时when,since 等引导的从句也具有条件的意味,可以换成if。 When the moon shines brightly,he takes a walk in the garden. 每当月明的夜晚,他就在花园里散步。 Since you like the dictionary,why dont you buy it? 你既然喜欢这本字典,为什么不买呢? 1 2 3 1 2 3

11、1 2 3 3.Grammar 2 让步状语从句 考点 让步状语从句表示在某种相反的条件下,主句中的情况 依然会出现。让步状语从句由连词引导:though,although,as都表 示“虽然,尽管”,even if/ though“即使”,疑问词 +ever(whoever,whatever,whichever,whenever,wherever,however) 和no matter who(what,which,when,where,how)都表示“无论, 不管”,whether.or (not)“不管还是”,while“尽管”(位 于句首)等。 1 2 3 阅读下列句子,注意连词及其含

12、义 I had a good time although/though I didnt know anybody at the party. 尽管在这次聚会上我谁也不认识,但我玩得很愉快。 连词 although/though 含义 尽管,虽然 Ill overcome all the difficulties,even though it should cost me my life. 我要克服一切困难,即使付出生命的代价。 连词 even though 含义 即使 1 2 3 While he was tired,he went on working. 虽然他累了,但他还是继续工作。 连词

13、 while 含义 虽然 Whether you believe it or not,it is true. 不管你信不信,这都是真的。 连词 whether.or. 含义 不管还是 Whatever(No matter what)happens,we shall never give in to difficulties. 无论发生什么,我们都不会向困难低头。 连词 whatever/no matter what 含义 不管什么,无论什么 1 2 3 Wherever(No matter where)you go,I would keep you company. 不管你到哪里,我都会陪伴你

14、。 连词 wherever/no matter where 含义 不管哪里,无论哪里 考点延伸 (1)英语中though或although与but不能同时使用。如果要强调前 后两个部分的对比意义,可以在主句前加上yet或still。 Though he is young,yet he knows a lot. 虽然他年轻,但是他知道很多。 (2)as和though引导让步状语从句用倒装语序。在这个句型中有四 类词可以放于句首,包括名词(不带冠词)、形容词、动词(原形)和 副词。though也可不用倒装语序。 1 2 3 Child as/though he is,he knows a lot

15、of the computer. 尽管他还是个孩子,但他却懂得很多有关电脑方面的知识。 Much though I love it,I will not buy it. 这东西我虽然很喜欢,但不会买。 Try as I might,I couldnt lift the stone. 尽管我试了,我还是举不起那块石头。 (3)疑问词+ever和no matter+疑问词二者都可引导让步状语从句,但 前者还可引导主语从句和宾语从句等,后者却不行。 Wherever (No matter where)you go,Im right here waiting for you.(状语从句) 无论你到哪里

16、,我都依然在这里等着你。 1 2 3 Ill eat whatever (no matter what) you give me.(宾语从句) 你给我什么我就吃什么。 (4)当状语从句主语与主句主语一致,从句中谓语是be或者从句中主 语是it,可以将从句中的主语与be一起省略。 He is a good man,though sometimes(he is)rather dull. 他真是个好人,尽管有时有点无聊。 (5)在让步状语从句中,要用一般时代替将来时。 Well have to finish the job,however(no matter how)long it takes. 不管需要多长时间,我们都一定要完成这项工作。 1 2 3 1 2 3