Unit 2 Grammar and usagee （ppt课件）-2023新牛津译林版（2020）《高中英语》必修第三册.pptx

1、Unit 2 Natural disasters非谓语的本质非谓语的本质名称名称抽象抽象本质本质运用运用不定式不定式to do不确定将来，目的动名词动名词doing确定长期，稳定现在分词现在分词doing谓语的分身与谓语动词同时发生过去分词过去分词done完成小试牛刀小试牛刀I would like_(come)to your party.（smoke）_is bad.I sat here，_(think)of her.I found her_(go).I found my bike_（steal）.不定式做定语l 不定式与被修饰词之间具有几种逻辑关系：主谓关系动宾关系同位关系动状关系Mary

2、 was the problem.He hopes to be offered for a boss.John said he had This is the problem.The Browns have a comfortable house to live.The Browns have a comfortable house to live in.不及物动词相应的介词Please give me a knife to cut.Please give me a knife to cut with.Is that room big enough to seat all of us？那个房间

3、足够大能坐得下我们所有人吗？那个房间足够大能坐得下我们所有人吗？He was so brave as to do what he did.他如此勇敢以至于做了此事。他如此勇敢以至于做了此事。He was such a brave man as to do what he did.他是如此勇敢的人以至于做了此事。他是如此勇敢的人以至于做了此事。时态时态/语态语态主动主动被动被动一般式to doto be done完成式to have doneto have been done进行式to be doingto be being done完成进行式to have been doingto have

4、been being done表示的动作发生在谓语动词之后，且主动：I was told to clean the classroom.表示的动作发生在谓语动词之后，且被动：The airport to be completed next year will help promote tourism in this area.表示的动作发生在谓语之前，且被动：He claimed to have been badly treated in the supermarket when he was doing shopping yesterday.进行时：表示发生的动作和谓语动词同时发生：We d

5、idnt expect you to be waiting for us here.完成进行时：表示动作从过去一直持续到现在：She is said to have been writing the novel about New York for years.It is+adj(difficult,important,necessary,dangerous)for sb.to do sth.Its common for leaves to fall from the trees in autumn.It is+adj.(brave,clever,foolish,honest,kind,wis

6、e)of sb.to do sth.It is kind of you to help us.你帮助我们真是太好了你帮助我们真是太好了不定式的复合结构不定式的复合结构单句语法填空单句语法填空（1）2020浙江卷Lamb and mother reunited，I turned back to the tractor only _（see）it move suddenly away from me.（2）We found the room too small （hold）so many people.（3）词汇复现The man was generous enough （donate）so mu

7、ch money to the charity.（4）The boy was so hard-working as （admit）to a key university.（5）词汇复现It was such a terrible hurricane as （cause）much damage to many buildings.完成句子完成句子（6）He rushed all the way to the station，（结果没赶上火车）.（7）词汇复现The girl was so curious about the consequence_（所以秘密地打开了信封）.（8）词汇复现It was such a destructive hurricane （造成了很大的破坏）.to seeto hold to donate to be admitted to cause only to find the train leftas to open the envelope secretlyto as to cause much damageThank you