There are over 50，000 signs in modern Chinese but luckily， Chinese children _________learn all of them for everyday purpose．（　　）

A．needn't

B．mustn't

C．can't

D．won't

【考点】need用法．

【答案】A

【解答】

【点评】

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发布：2024/4/20 14:35:0组卷：96引用：3难度：0.8

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A．shouldn't speak	B．couldn't have spoken
C．don't have to	D．needn't have spoken

1．We ______ take a taxi.It's only five minutes' walk from here.（ ）