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表示状态,思想,感情和感觉的动词不能表示正在进行的动作
1. 表示感觉,感官的词
see, hear, like, love, want,
2. have, has当”拥有”讲时没有进行时
3. 一般过去时
表示过去发生的动作或事件, 常和表示过去的时间状语连用,如yesterday, last night, the day before yesterday, 3 days ago,
含有be动词的句子, 将动词变为过去式,am, is的过去式为was,are的过去式为were
I was at the butcher’s.
You were a student a year ago.
The teacher was very beautiful ten years ago.
★变疑问句将be动词移动到句首
Were you at the butcher’s?
Were you a student a year ago?
Was the teacher very beautiful ten years ago?
★变否定句在be动词后面加not
I was not at the butcher’s.
You were not a student a year ago.
The teacher was not very beautiful ten years ago.
★肯定回答否定回答
Yes, I was. No, I was not.
Yes, you were. No, you were not.
Yes, he/she was. No, he/she was not.
★特殊疑问句:
What did you do?
从句:
宾语从句,定语从句(限定性),表语从句,状语从句(if引导的真实条件句)
宾语从句:如果宾语从句的主句中的动词为过去时,那么宾语从句中的时态要和主句统一;如果宾语从句为疑问词引导,那么语序要用陈述语序,即主语在前,动词在后。
定语从句:
表语从句:
状语从句(if引导的真实条件句):主句用一般将来时,从句用一般现在时
What will you do if you win a lot of money?
If it rains tomorrow, I will stay at home.
动词不定式做宾语及宾语补语的用法(详细用法请见NECII)
结构: to do,
用法:可以做除谓语以外的所有成分,语法上称之为非谓语动词。
做宾语:在一些动词后常用不定式做宾语,例如:want, like, ask ,try…
做宾补:want sb. to do, ask sb. to do, like sb. to do… |