情态动词表示说话人对某一动作或状态的态度。
几组词的辨析:
1、need和dare的用法:
need和dare既可用作情态动词,也可用作实义动词。用作情态动词时,主要用于否定句和疑问句。用作实义动词时,可用于各种句式。
(1)用作情态动词:
如:—Need I come? 我需要来吗?
—Yes, you must. 需要。
You needn′t telephone him now. 你现在不必打电话给他。
I don′t think you need worry. 我想你不必发愁。
She dare not go out alone at night. 她晚上不敢一个人出去。
How dare you say I′m unfair? 你竟敢说我不公平?
Not one of them dared mention this.他们谁也不敢提这件事。
(2)用作实义动词:
如:You don′t need to do it yourself. 你不必亲自做这件事。
We need to tell them the news. 我们需要把这消息告诉他们。
The table needs painting(to be painted.). 桌子需要油漆一下。
We should dare to give our own opinion.我们要敢于提出自己的观点。
He did not dare(to) look up. 他不敢抬头看。
I dare day he′ll come again. 我想他会再来的。
2、can和be able to:
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2019-11-15
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