think过去式是什么,think用法和短语

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●过去式 过去分词是thought thought

●thought 又是名词“思想,想法”

It's the thought that counts.

心意很重要/贵在有心。

Different people have different thoughts.

不同的人有不同的想法。

think过去式是什么,think用法和短语(1)

●I think 作插入语,位置灵活,可置于句首句尾句中,用逗号隔开。

I think,Tom has known the truth. Tom,I think, has known the truth.

Tom has known the truth, I think.

我想汤姆已经知道真相了。

●do you think作插入语,后接宾语从句,疑问词放在句首,句中没有逗号,句式结构是:

疑问词 do you think 陈述语序的句子…?

What do you think made him so angry? 你认为是什么事让他那么生气? Who do you think he is running after? 你认为他在追赶谁?

think过去式是什么,think用法和短语(2)

●I think (that) 宾语从句

I thinkTom has known the truth.

I think后没有标点符号,它不是插入语,是主句,Tom has known the truth.是宾语从句。

●否定前移及反意问句 I think后跟宾语从句,变否定句时,否定词需要前移,即把主句I think变成否定句,不能把宾语从句变否定句。

I don't think Tom has known the truth.我想汤姆不知道真相。

think过去式是什么,think用法和短语(3)

● it 作think的形式宾语,真正的宾语是后面的动词不定式,句式解构为:

主 think it adj (for sb) to do

I think it helpful to learn a foreign language.

我认为学一门外语是有帮助的。

可改为宾语从句:

I think (that) it's helpful to learn a foreign language.

●think n./pron. adj 形容词作宾语补足语。

I think him very clever.

=I think (that) he is very clever.

●I think so.

I don't think so.

think过去式是什么,think用法和短语(4)

●think 短语

① think of 想到,记得,认为,of是介词。 She always thinks of others 。

她总是为别人着想。

I can't think of her name.

我想不起她的名字。

② think about 思考,考虑,认为,about是介词。

He is thinking about a math problem. 他在思考一道数学难题。

※当表示“认为,对某人某物有什么看法”时,think of和think about可以互换。 What do you think of/about the film? 你认为这部电影怎么样?

think过去式是什么,think用法和短语(5)

③ think over 仔细考虑,over是副词。 宾语是代词时,要放在think over中间。

Think over, and you will find a good way.仔细想想,你就会找到好办法的。 Let me think it over.让我仔细想想。

④ think twice( about) 再三思考,慎重考虑,和think over意思接近。

You must think twice before you make any big decision.

做任何重大决定之前,你必须要三思。

Think twice about it and you will have a good idea.慎重考虑一下,你就会有好注意的。

think过去式是什么,think用法和短语(6)

⑤ think up =come up with 想出,提出(主意,计划等)

We have thought up a good idea.

我们想出了一个好主意。

⑥ think hard 仔细想,费力地琢磨,深思

They are thinking hard about their holiday plans.他们正在费劲地琢磨他们的假期计划。

其实,还是think about 的用法,只不过多了一个副词hard。

⑦ think back to 回想起,回忆起

I often think back to those times. 我经常回想起那些时候。

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