内容正文:
动词-ing 形式作主语和宾语
Unit 2 Grammar
SUMMARY REPORT
1
1.什么是主语(subject)?
什么是宾语(object)?
2.什么词可作主语?
什么词可作宾语?
2
He likes his dog. His dog likes him.
主语
宾语
代词
名词
主语
宾语
名词
代词
结论:主语和宾语一般为名词或者代词。
3
Which are correct?
我喜欢阅读。
I like read.
I like reading.
阅读是我的兴趣。
Read is my interest.
Reading is my interest.
3.动词能否做主语? 动词能否做宾语?
总结:
动词不能做主语或宾语。
V-ing形式能做主语或者宾语。
4
1.作主语。动名词作主语时,句子有三种形式:
①动名词直接置于句首主语的位置上。
1) 捉弄别人是我们万万不能干的.
_____________________ is something we should never do.
2)学习新单词对我来说非常重要。
__________________ is very important for me.
3)说比做容易。
___________ is easier than doing.
Playing tricks on others
Learning new words
Talking
5
V-ing vs. infinitive as Subject
1. ______ English is not so easy.
______ English well this year is not so possible.
(A.To learn/ B.Learning)
2.______ chess is fun.(A.To play/ B.playing)
A/ B
A
B
1)作主语时,不定式与动名词一般可以通用。
2)表示一种普遍性的事情、经验和体会或经常性、习惯性的动作,一般用动名词作主语。
3)表示具体动作(指句中有具体的时间、频率、地点、方式状语)或将来的动作用不定式作主语。
6
②用形式主语it,把真正的主语——动名词结构移置句尾。
I