人教版高中英语必修3 Unit4 Reading for structure 名师课件

1、名名 师师 课课 件件0Reading for using学学习习目目标标名名 师师 课课 件件0 0Enable Ss to master the basic usage of noun clauses as subject.0 01.That he passed the exam made his parents happy.2.Whether she could work out the difficult problem by herself is still unknown.3.What we want to know is how the accident happened.4.H

2、ow we can raise enough money for the project remains to be discussed.5.Where the bridge will be built has something to do with all of us.6.It is true that he won the first prize.Find out which sentence is used as subject 0 01.The usage of conjunctives-that,whether,if.(1) that在从句中不作句子成分在从句中不作句子成分,只起引

3、导词的作用只起引导词的作用,没有实际没有实际意义意义,不能省略。不能省略。That she could come to help us made us very happy.她能来帮助我们使我们很高兴。她能来帮助我们使我们很高兴。That the big earthquake had killed many people frightened people all over the world.大地震使很多人丧生令世界震惊。大地震使很多人丧生令世界震惊。Conjunctions of Noun Clauses as the subject0 0(2)whether在从句中不充当任何成分在从句中

4、不充当任何成分,只起引导词的作用只起引导词的作用,但有但有“是否是否”之意之意,也不可以省略。也不可以省略。Whether we go by train or by boat makes no difference. 我们乘火车还是乘船去没有差别。我们乘火车还是乘船去没有差别。It is still unknown whether the plan will be carried out. 这个计划是否会实施还不知道。这个计划是否会实施还不知道。0 02.The usage of conjunctives-who, whose, whom, what, which, whichever, wh

5、oever, whomever, whatever, etc. 连接代词连接代词who, whose, whom, what, which, whichever, whoever, whomever, whatever等在从句中作主语、宾语、表语或定语等在从句中作主语、宾语、表语或定语,每个词都有自己的具体的含义。每个词都有自己的具体的含义。 What is needed for the space trip is careful preparation.太空之旅所需要的就是认真准备。太空之旅所需要的就是认真准备。 Who will go makes no difference.谁去没有区别。

6、谁去没有区别。 Whatever you do in your spare time should do no harm to othe无论你在业余时间干什么都不应该伤害他人。无论你在业余时间干什么都不应该伤害他人。0 0 1.It+be+形容词形容词+主语从句主语从句,如如: It is uncertain whether he can come to Jennys birthday party or not. 他是否能够参加詹妮的生日聚会还不确定。他是否能够参加詹妮的生日聚会还不确定。 2.It+be+名词名词(词组词组)+主语从句主语从句,这类名词有这类名词有: a fact,a pit

7、y, a shame, an honour, a question等等,如如: Its a pity that you missed the exciting football match. 很可惜你错过了激动人心的足球比赛。很可惜你错过了激动人心的足球比赛。 It remains a question whether he will come or not. 他是否会来还是个问题。他是否会来还是个问题。3. Formal subjective-It and noun clauses as subject 0 03.It+be+过去分词过去分词+主语从句主语从句,这类过去分词有这类过去分词有:

8、announced, believed, expected, hoped, decided, reported, said等等,如如: It is reported that 16 people were killed in the earthquake.据报道据报道,16人在地震中丧生。人在地震中丧生。 It is not decided who will give the operation to the patient.谁给病人做手术还不确定。谁给病人做手术还不确定。0 04.It+不及物动词不及物动词+主语从句主语从句,这类不及物动词这类不及物动词有有:appear,happen,se

9、em等等,如如: It seemed that he didnt tell the truth. 似乎他没有说实话。似乎他没有说实话。 It happened that I was out when he called. 碰巧他打电话时我出去了。碰巧他打电话时我出去了。0 0 1. Discuss the following issues1. 主语从句的语序主语从句的语序2. that 1）作成分吗？有意义吗？）作成分吗？有意义吗？ 2）何时省略？）何时省略？ 3）that与与what的区别的区别3. it 作形式主语的情况作形式主语的情况; 4. if与与whether何时可互换？何时可互换

10、？ 5. 主语从句的主谓一致问题主语从句的主谓一致问题6. 如何选择主语从句的引导词如何选择主语从句的引导词Step3. Group discussion0 02 Special attention1.从句的语序用陈述语序从句的语序用陈述语序 What you need is more practice.你需要的是更多的练习。你需要的是更多的练习。 2.主谓一致主谓一致 (1)从句作主语时从句作主语时,主句的谓语一般用单数形式主句的谓语一般用单数形式,但但what和和who引导主语从句时引导主语从句时,有时主句谓语的数与主句中作有时主句谓语的数与主句中作表语的名词的单复数保持一致。表语的名词的

11、单复数保持一致。 What they need are books.他们需要的是书。他们需要的是书。 What they need is love.他们需要的是关爱。他们需要的是关爱。0 0(2)如果由如果由and连接两个或两个以上的主语从句作主语时连接两个或两个以上的主语从句作主语时,主句主句的谓语动词用复数的谓语动词用复数;由两个或两个以上的连接词引导一个由两个或两个以上的连接词引导一个主语从句时主句的谓语动词用单数。主语从句时主句的谓语动词用单数。 When they will start and where they will go have not been decided yet. 他们将在什么时间动身以及要去哪里还没有定下来。他们将在什么时间动身以及要去哪里还没有定下来。 When and where the meeting will be