模块7第1单元语法突破—高考链接—你问我答.docVIP

模块7第1单元语法突破课文原句点拨success made us very happy. It made us very happy to hear of her success. 一般来说，动词不定式可以直接放在句首作主语。但为了句子匀称，一般情况下用it作形式主语替代它。此外，不定式之前可以带有Wh-word，如What, Which, When, Where, How等，例如： How to get rid of these things is a big problem. 注意：在下列情况下，要用it形式主语代替不定式。 ① To watch the TV play is very amazing. 当变为一般疑问句时： Is it very amazing to watch the TV play? ② To get to the station took him two hours. 当变为特殊疑问句时： How long did it take him to get to the station? ③ To lose the good chance is a pity. 当变为感叹句时: What a pity it is to lose the good chance! 2. 作宾语： 【课文原句点拨’t like to take a walk right now. The two sides agreed to stop argument. 以上两例是动词不定式（短语）作及物动词的宾语，那么有哪些动词可以跟不定式作宾语呢？常见的有：want, like, wish, hope, expect, mean, intend, afford, begin, start, try, manage, offer, promise, refuse, agree, decide, determine, learn, forget, remember 等。 此外，think, consider, find, make, feel 等词，不能直接跟不定式作宾语，需要形式宾语it代替不定式。如： I thought it impossible to arrive there in half an hour. （正） I thought to arrive there in half an hour impossible. （误） 3. 作宾补： 【课文原句点拨nursing. 动词不定式（短语）作宾补，意思就是不定式（短语）充当了及物动词宾语的补足语。 ① 那么有哪些动词可以跟不定式作宾语补足语呢? 常见的动词有：want, wish, expect, would like, ask, tell, teach, get, invite, force, beg, allow, forbid, encourage, advise, persuade等。此外，还有一些固定动词词组如：wait for, call on, send for, depend on, long for等。例如： You may depend on him to get everything ready for the guests. The Party calls on us to go where we are needed most. ② 还有一些动词，作宾补的不定式不带 “to”，如例句。请牢记下列动词：make, have, let, see, watch, notice, observe, look at, hear, listen to, feel 等。例如： I felt the floor move just now. Listen to me read the text. 但在被动语态的句子中,“to”不可以省略。例如： The boy was seen to fall from the tree. She was heard to sing a song next door. 4. 作表语： 【课文原句点拨: Her wish is to go to a medical college. So all the driver could do was to go back home. 在多数情况下，不定式作表语可以转换为不定式作主语，而意思保持不变。例如： His job is to raise pigs. = To rai