2.5 Grammar (II)不定式全解与练习 -高一英语同步精品课件（译林版2020必修第三册） )

Grammar & Usage (II) To-infinitives as attributives and adverbials of result Unit 2 Natural disasters 非谓语动词 非谓语动词首先是一种动词形式，其次是这种动词形式不能做谓语，综合这两点，我们将其叫做非谓语动词。 一个句子当中，已经存在一个主句（谓语动词）,又没有连词的情况下, 还有别的动词出现时。 已经存在一个主句（谓语动词） 又没有连词的情况下, 还有别的动词出现时。 She got off the bus, but left her handbag on her seat. She got off the bus, leaving her handbag on her seat. 名称 语 法 功 能 主语 宾语 表语 定语 状语 宾语补足语 不定 式 √ √ √ √ √ √ 动名 词 √ √ √ √ 现在 分词 √ √ √ √ 过去 分词 √ √ √ √ To have a healthy diet keeps us fit. To finish your homework on time every day is your duty. 1.不定式作主语 形式主语 It keeps us fit to have a healthy diet. It is your duty to finish your homework on time every day. 熟记以下句型： It is + adj. + to do sth. It is + a/an + n (pleasure ,pity, crime, honor…) + to do sth It is +adj.+ for sb. +to do sth. It is +adj(表人品的)+ of sb.+ to do sth. It took(sb) some time / courage/ wisdom… +to do sth. It is no use/good /useful/ useless / a waste of time + doing sth. Practice makes perfect 每天阅读是很有用的。 对她来说获得这个奖是一个巨大的荣誉。 从超市买菜比从菜农那里买要贵。 It's more expensive to buy vegetables from supermarkets than from farmers. It is useful to read every day. It's a great honor for her to win this award 1. __________ is my dream _____________(travel) to the moon by spaceship. 2.It is an honor _________(get) the gold medal in the Olympics 3.It is necessary for us _______(be) constantly reminded of our shortcomings. 4. It is no good_____________(pretend) to know what you don’t know. 5.It took them five years ___________(build) the bridge. It to travel to get to be to build pretending Practice makes perfect 2.不定式作宾语 They are considering what to do next. Some who were famous in their own times would find it difficult to achieve success today. 熟记以下单词： decide，determine，wish，plan，want，manage，try，afford，promise，arrange，desire，pretend，refuse，expect，hope，learn，offer，fail，agree，forget，prefer，... 1.We agreed __________(meet) here but so far she hasn’t turned up yet. 2.Mr. Smith determined ________(go) to the cinema. 3.When his f