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Click to edit Master title style,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,11/7/2009,#,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Unit 4,Astronomy the science of the stars,Language Points,Unit 4 Language Points,1.make it +adj/n. + for sb to do,【课本原句】,This produced a chain reaction, which,made it possible for life to develop,.,这就形成一个连锁反应，使生命发展成为可能。,【用法解析】,此句中的,it,作形式宾语，真正的宾语是其后的不定式,to develop,it,做形式宾语还可以代替动名词或从句。,e.g. (1) He,made it clear that,the meeting would be put off.,(2) He,made it a rule to get,up at six every morning.,经典句式,用法归纳,(1)make+ it +adj./n. + that,从句,(2) make +it +adj./n. + to do sth,(3) make +it + no good/ no use /no value + doing sth,注意事项：常用语这种句型的动词还有：,think, consider, find, feel,等,1.make it +adj/n. + for sb to,(1)She made it clear to me _ she wished to make a new life for herself.,(2)He makes it a rule _(keep) his room neat and tidy.,(3)He is stubborn, which makes it no use _ (quarrel) with him about it.,即学即练,that,to keep,quarreling,(1)She made it clear to me _,2.,What it was to become,was uncertain until between 4.5 and 3.8 billion years ago when the dust settled into a solid globe.,随后它会变成什么没人能知道，直到38-45亿年前，这团尘埃才慢慢地形成一个固体的球状物。,分析：what引导一个 ，并且what在从句中作become的 。,(1) （使大家吃惊的是）is that he didn,t,come to the meeting.,(2) _（他所做的）added to our difficulty.,主语从句,表语,What made everyone surprised,What he had done,2. What it was to become was u,3.,It,was not immediately obvious,that,water was to be fundamental to the development of life.,分析：,it,作,，,真正的主语是,仿写,(1),令人惊讶的是恐龙的消失仍然是个迷。,（,2,）,难以置信地是他居然理解了这个理论。,It is unbelievable,/ incredible,that he has,understood this theory.,It is surprising,/,amazing,that the disappearance of dinosaurs,/,how the dinosaur disappeared,remains a mystery,/,puzzle,.,形式主语,water was to be fundamental to the development of life.,3. It was not immediately obvi,4.,倍数表达法,【课本原句】,But when I tried to step forward, I found I was carried,twice as far as,on the earth and fell over.,而当我试着向前迈步时，我发觉我被送出很远，步子的跨度竟是在地球上的两倍，因而我摔倒了。,e.g. 亚洲是欧洲的四倍大(比欧洲大三倍)。,Asia is,four times as large as,Europe.,Asia is,three times larger than,Europe.,The size of,Asia is,four times that of,Europe.,Asia is,four times the size of,Europe.,4.倍数表达法,【用法归纳】,倍数的表达方法,：,(1)“,A倍数as形容词或副词的原级（+n.）asB,”，表示“A是B的多少倍”。,(2)“,A倍数形容词或副词的比较级thanB,”，,表示“A比B大(长、高、宽等)多少倍”。,(3)“,A倍数the size/height/length/width, etc.ofB,”，表示“A是B的多少倍”。,【用法归纳】,(1)There are _ in our library as in yours.,我们图书馆的书是你们图书馆里书的五倍。,(2)据我所知，这个城市是那个城市的三倍大。（一句多译）,As far as I know, the city is three times _ that one.,As far as I know, the city is twice _ that one.,As far as I know, the city is three times _ that one.,即学即练,five times as many books,as large as,larger than,the size of,(1)There are _,I. 根据提示，完成句子。,(1) Eating too much sugar is _(harm) to our teeth.,(2) The ship rocked _ (violent) from side to side, causing many passengers to feel seasick.,(3) Scientists want to know whether life _ (exist) on other planets.,(4) Would you please tell me how to p_ this kind of thing _ happening?,(5) He cooked the meal _(,轮到他,) this week.,(6) _ (,不像,) his brother, he _ (,不喜欢,) playing football.,训练案Exercise,I. 根据提示，完成句子。训练案Exercise,(7) Will you come back home _ _ (,及时）,to see the children before they go to bed?,(8) Many mothers-to-be(,准妈妈）,will g_ _ _ babies this year.,(9) As far as I am concerned, there are four_ (fundament) factors for success.,(10) What he said was quite _ _ _ _ _ (,与他做的不一样,).,人教必修三Unit4-Language-points-重点句型(共14张PPT),I,I,.选词填空,1.,Mr Brown had intended to catch the early train, but he didn,t get up _.,2. Do remember to _ cars while crossing the street.,3. At last, the firefighters put out the fire in the supermarket, which _ at ten this morning.,4. When the professor turned up, all the students _.,5. Class Three should be responsible for raising the red flag this week _.,6. _ you have grown up, you should not rely on your parents.,训练案Exercise,cheer up, now that, break out,in time, in one,s turn, watch out for,II.选词填空训练案Exercisecheer up, no,III.完成句子(一空一词),1.A fire _ _ in the neighborhood last night.,昨晚居民区里发生了火灾。,2.No matter where he is, he makes _ a rule _ _ for a walk before breakfast.,无论他在哪里，他都让早饭前散步成为了习惯。,3.The hall is _ _ _ than our classroom.,这个大厅比我们教室大五倍。,训练案Exercise,III.完成句子(一空一词)训练案Exercise,II.完成句子(一空一词),4.His arrival _ our plans _ _ carried out.,他的到来阻止了我们计划的实施。,5.It was such a frightening snake that no one dared _ _ _ it.,这条蛇是如此吓人以致于无人敢接近它。,6.We are sure that Joseph will finish the work,_ _.,我们确信约瑟夫会及时完成这项工作。,训练案Exercise,II.完成句子(一空一词)训练案Exercise,Homework,整理今天的句型笔记，并熟背金版学案,P42,的经典句式；,完成课件,P9-13,的练习和金版学案,P51-52,。,完成单元质量评估（四）的试题，自行核对答案用红笔更正，并把相关的错题、词汇和句型整理到笔记本上。,复习前面三个单元的词汇语法和句型。,Homework整理今天的句型笔记，并熟背金版学案P42的经,
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