要用的非谓语动词课件.ppt

B) 在 It’s + adj. 结构中用不定式作主语。注意两种句型： It’s easy (difficult, hard, important, possible, impossible,comfortable, necessary, better; the first, the next, the last,the best, too much, too little, not enough) 后加 for sb. to do It’s kind (nice, stupid, rude, clever, foolish, thoughtful,thoughtless, brave, considerate (考虑周到的), silly, selfish (自私的) )后加 of sb. to do 4 双宾语动词+ sb sth to do Give him a book to read 5 be + adj. + to do The desk is heavy to carry. be a + adj. + n. + to do It is an easy question to answer. 动词+it + adj. +宾从/ to do We think it important for us to learn English well 动词+n.+adj.+宾从/ to do They found the text hard to understand too… to He is too young to join the Army. enough … to The ice was thick enough to walk on 6 疑问词+to do Which one to choose hasn’t been decided yet. 7 be to blame / be to let(出租） 8 独立主格结构中 With a lot of problems to settle, the manager was worried. 思考：哪些动词后面加动名词作宾语？ 避免 错过 少延期 (avoid miss put off/postpone) 建议 完成 多练习(suggest finish practise) 喜欢 想象 禁不住(enjoy imagine can’t help) 承认 否定 与嫉妒(admit deny envy) 逃避 冒险 莫原谅(escape risk excuse) 忍受 保持 不介意(stand keep mind) 6. In some parts of London, missing a bus means _____ for another hour. (02 上海春季) A. waiting B. to wait C. wait D. to be waiting A 要特别注意 to 的词性，分析其为介词还是不定式。 be accustomed to 习惯于， be used to , stick to , turn to, devote oneself to ，be devoted to，look forward to，pay attention to, get down to 等 5. The missing boys were last seen ___ near the river. (94 N) A.playing B.to be playing C play D. to play 2 中心词被序数词用不定式作定语。 Eg:He is the first man to come and the last one to leave. C) 表示被动意义的非谓语动词作定语时的用法： done 表示已经完成的动作 to be done 表示尚未开始的动作 being done 表示正在进行之中的动作 3. In order to make our city green, _____. (02 上海春季) A. it is necessary to have planted more trees B. many more trees need to plant C. our city