1、（优质）人教版英语选修6第四单元grammar课件PPT课件第一页，共23页。强调句型，你掌握了吗？强调句型，你掌握了吗？第二页，共23页。Explanation 由由it引导的强调句结构引导的强调句结构：It is(was)+被强调部分被强调部分+that/who(主主语是人语是人)/whom(宾语是人宾语是人)+句子其他句子其他部分部分 注意：注意：此结构强调的成分仅限于主此结构强调的成分仅限于主语，宾语和状语。语，宾语和状语。第三页，共23页。如：如：原句：原句：My father did the experiment in the lab yesterday evening 强调主语：
2、强调主语：It was my father who/that did the experiment in the lab yesterday evening第四页，共23页。原句：原句：My father did the experiment in the lab yesterday evening 强调宾语强调宾语：It was the experiment that my father did in the lab yesterday evening 强调时间状语强调时间状语：It was yesterday evening that my father did the experimen
3、t in the lab第五页，共23页。原句：原句：My father did the experiment in the lab yesterday evening 强调地点强调地点：It was in the lab that my father did the experiment yesterday evening 原句：原句：My father did the experiment in the lab yesterday evening 强调地点强调地点：It was in the lab that my father did the experiment yesterday e
4、vening第六页，共23页。Is/Was+it+所所强调的部分强调的部分+that/who+句子其他部分句子其他部分?问句结构：问句结构：强调句型的一般疑强调句型的一般疑第七页，共23页。原句：原句：你是你是8点开始工作的吗？点开始工作的吗？Did you begin to start at 8 oclock?强调句型：强调句型：Was it at eight oclock that you began to work?也就是说，强调句型疑问句原句就是一般也就是说，强调句型疑问句原句就是一般疑问句。疑问句。第八页，共23页。问句结构：问句结构：强调句型的特殊疑强调句型的特殊疑特殊疑问词特殊疑
5、问词+is/was+it+that+句子其他句子其他部分部分?第九页，共23页。原句：原句：他为什么不能回答这个问题？他为什么不能回答这个问题？Why could he not answer the question?强调句型：强调句型：Why was it that he couldnt answer the question?注意：强调句型的特殊疑问句就是注意：强调句型的特殊疑问句就是对特对特殊疑问词的强调殊疑问词的强调,但但that后的句式要用陈后的句式要用陈述句述句。第十页，共23页。判断是否是强调句的方法：判断是否是强调句的方法：可把可把 It is/wasthat 去掉，剩余部分在
6、不增减去掉，剩余部分在不增减任何词的情况下还是一个完整的句子，那么任何词的情况下还是一个完整的句子，那么这种句子是强调句。这种句子是强调句。It was because she was ill that they didnt ask her to do the job.Because she was ill,they didnt ask her to do the job.It was in the street that I met her father.In the street I met her father.第十一页，共23页。realize变成过去变成过去式，而原句中的式，而原句中
7、的didnt去掉。去掉。二、二、not.until.的强调形式的强调形式:It is not until+被强调部分被强调部分+that.“直到直到才才”主要用于强调时间状语的强调句型。主要用于强调时间状语的强调句型。原句：原句：I didnt realize she was a famous film star until she took off her dark glasses.It was not until she took off her dark glasses that I realized she was a famous film star.第十二页，共23页。每空填一词每
8、空填一词,使该句与所给句子的意思相同。使该句与所给句子的意思相同。1.We depend on energy to do many things._ _ energy _ we depend on to do many things.2.He didnt go to school because he was ill._ _ because he was ill _ he didnt go to school.It isthatIt wasthat第十三页，共23页。It was not untilthatIt wasthat/who第十四页，共23页。5.The mountain climb
9、er was rescued with the help of the local people._ _ with the help of the local people _ the mountain climber was rescued.6.Her uncle moved out of the city and settled down in a small village for this reason._ _ for this reason _ her uncle moved out of the city and settled down in a small village.It
10、 was thatIt wasthat第十五页，共23页。7.What on earth do you want me to say?_ _ _ _ you want me to say?8.I didnt receive the managers reply until nearly a month later._ _ _ _ nearly a month later _ I received the managers reply.What is it that It was not untilthat 第十六页，共23页。巩固练习：巩固练习：1.It was _ he said _disa
11、ppointed me.A.what;that B.that;thatC.what;what D.that;what2.Is it in the factory _ this type of cars are produced?A.which B.where C.that D./3.Is it the factory_ this type of cars are produced?A.which B.where C.that D./第十七页，共23页。4._ on Monday night that all this happened?A.Is it B.It is C.Was it D.It
12、 was5.It was _ the old worker came that we _ the experiment.A.until;didnt begin B.not until;beganC.until began D.not until;didnt begin 6.It is I _ singing in the garden.A.who are B.who is C.that am D.that is第十八页，共23页。7.-Why didnt you answer when I spoke to you in the street this morning?-I _ but you
13、 didnt hear me.A.did answer B.didnt want to answer C.couldnt answer D.was too busy8.It is in the west of China _ there is no doubt _it is going to rain tomorrow.A.where;whether B.that;thatC.that;whether D.where;that 9.It was 1969_ the American astronauts succeeded in landing on the moon.A.that B.whe
14、n C.on which D.which第十九页，共23页。10.It was the training _ he had as a young man _made him such a famous writer.A.when;that B.that;when C.that;who D.that;that第二十页，共23页。11.It was in this village _ I was bought up.A.where B.that C.on which D.which12.It was this village _ I was bought up.A.where B.that C.o
15、n which D.which第二十一页，共23页。13.-Was it under the tree _ you were away talking to a friend?-Sure.But when I got back there,the bike was gone.A.that B.where C.which D.while第二十二页，共23页。Homework1.Finish the exercises on Page 31 in the book of YiXianJingLian2.Finish the exercises on Page 29 in the textbook.第二十三页，共23页。
