If we do nothing, soon there __________ ...

If we do nothing, soon there __________ be none left.

A．must B．can C．should D．may

D 【解析】试题分析：句意：如果我们什么也不做，不久可能没有剩余东西了。A．must必须，一定，表推测，可能性最大；B．can能，会；可能，常常表否定推测(can’t)；C．should应该；D．may可以；可能，表肯定推测是可能性，比must小。结合句意可知选D。考点：考查情态动词。

考点分析：

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