can't 后加动词什么形式?例:I can't ( ) my box.A; find B; found 选哪个?

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can't 后加动词什么形式?例:I can't ( ) my box.A; find B; found 选哪个?
can't 后加动词什么形式?
例:I can't ( ) my box.A; find B; found 选哪个?

can't 后加动词什么形式?例:I can't ( ) my box.A; find B; found 选哪个?
A 情态动词只能表示期待或估计某事发生…常见的有:1.can,2.could,3.be able to,4.may,5.might,6.must,8.need,9.dare,10.shall,11.will,12.should,13.ought to,14.would.这些都比较常见,情态动词还有些用法,比如:情态动词+have done,每个都有自己的意思…还有had better;would rather…后面都加动词原形.差不多就这些吧…

主要有can, may, must, could, might, shall , should, will, would, ought to, need, dare等。情态动词与其他动词连用表示说话人的语气。