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Cloning句型剖析学案
外研版   选修六   Module 5
1.it强调句型
【典型例句】 
It is I who am right.是我对。
It was you that were wrong.
是你错了。
It was in Japan that he died.
他是死于日本。
It was yesterday that he got married.
他是昨天结婚的。
It was a computer that he bought last week.
他上个星期买的是一台电脑。
Where was it that she lived?
她是住在什么地方?
When was it that he left for Japan?
他是什么时候离开去日本的?
Who is it that teaches you English?
是谁教你们英语?
It was not until the rain stopped that I went home.
直到雨停了我才回家。
【要点归纳】 
(1)不管被强调部分是单数还是复数,其前一律用It is/It was,而不能用They are/There were之类的。
(2)被强调部分是指人时,被强调部分后可用that/who,被强调部分指物时,被强调部分后只能用that。
(3)被强调部分是指时间或地点时,被强调部分后通常用that,不能用when,where。
(4)“not...until...”句型的强调结构为“It is not until...that...”应注意把否定词not转移到until前面。

单项填空
(1)Is it only on the world market________we can prove the competitiveness and quality of our goods?
A.that      B.ever since 
C.where     D.now that 
提示:句意:是不是只有在国际市场上我们才能验证产品的竞争性和质量呢?考查强调句型。
答案:A
 (2)—Susan looks unhappy today.
—Yes,but she can’t tell what it is ________is bothering her.
A.as      B.what
C.that      D.which
提示:宾语从句其实是一个强调结构,所以用that。
答案:C
 (3)—Dad,you promised!
—Yes.But ________broke the promise first?
A.who is the one that   B.who was it that
C.whom is it that    D.it were you who
提示:句意为“是谁首先违背诺言的?”考查疑问句的强调句型。
答案:B

2.wish句型
【典型例句】 
I wish I were as tall as you.
我希望和你一样高。
I wish I had a car of my own.
我希望有一辆自己的汽车。
He wished he hadn’t said that.
他希望他没讲那样的话。
I wish it would rain tomorrow.
我希望明天下雨就好了。
I wish the manager to be informed at once.
我希望经理立刻被通知。
The city has everything one could wish for,except good weather.
除了好天气外,这个城市拥有人们所希望得到的一切。
I wish you a pleasant journey.
祝你旅途愉快。
【要点归纳】 
(1)wish后面的从句,表示与事实相反的情况,或表示将来不太可能实现的愿望。其宾语从句的动词形式为:
现在的原望 过去的愿望 将来的愿望
过去式/were had done would/could+do
(2)wish to do;wish sb./sth. to do sth.
希望做某事;希望某人做某事
(3)wish for sth.希望得到某物
(4)wish后面接双宾语,用于祝愿情景。

单项填空
(1)We often hear old people wishing they ________ young again.
A.are     B.were 
C.had been     D.will be 
提示:句意:我们经常听到老人愿自己再一次年轻。这是一个与现在的事实相反的愿望,所以要用系动词were。
答案:B
 (2)—Did you attend her birthday party last week?
—Yes,but I wish I________.
A.didn’t    B.hadn’t
C.wouldn’t    D.wasn’t
提示:句意:“上一周你参加她的生日宴会了吗?”“参加了,但我希望没有参加。”这是一个与过去的事实相反的愿望,所以要用hadn’t attended。attended已省略。
答案:B
 (3)How Mary wishes she stayed slim,but she ________too much.
A.ate     B.eats
C.had eaten    D.would eat
提示:句意:玛丽多么希望自己苗条,但她吃得太多。这是一个与现在的事实相符的叙述。
答案:B

3.as if=as though句型
【典型例句】 
It seems as if our team is going to win.
看来我们队要胜了。
She looks as if she were ten years younger.
她看起来好像年轻了十岁。
He talks as if he knew where she was.
他说话的样子,好像他知道她在哪里似的。
He talks about Rome as if he had been there before.
他说起罗马来好像他以前去过罗马似的。
He opened his mouth as if he would say something.
他张开嘴好像要说什么。
She left the room hurriedly as if (she was)angry.
她匆忙离开房间好像生气的样子。
Tom raised his hands as if (he was going) to say something.
汤姆举起手好像要说什么。
【要点归纳】 
(1)当说话者认为句子所叙述的是真实的或极有可能发生或存在的事实时,as if从句用陈述语气。
(2)当说话人认为句子所叙述的是不真实的或极少有可能发生或存在的情况时。从句用虚拟语气,虚拟语气动词时态的形式如下:
从句动作与主句动作同时发生:did/were
从句动作先于主句动作发生:had done
从句动作发生在主句动作之后:
would/could/might+do
(3)as if从句可出现省略现象,后面接名词、不定式、形容词(短语)、介词短语或分词。

单项填空
(1)He felt as if he alone ________ what had happened.
A.be responsible to 
B.should be responsible to
C.be responsible for 
D.were responsible for
提示:句意:他感觉惟独他一个人要承担事情的责任。根据四个备选项看,只有D项符合as if的句式用法。要注意,虚拟语气的系动词一律用were。
答案:D
 (2)The actor threw himself from the horse,as if________.
A.to be shot    B.being shot
C.shooting    D.shot
提示:as if后接过去分词,表示被动与完成。
答案:D
 (3)The host family treated me as though I ________ a member of the family while I studied in France.
A.am     B.were　
C.would be    D.should be
提示:句意:当我在法国就读时,我寄宿的那一家人对待我就像我是他们家庭中的一员似的。
答案:B