题目内容

It is time that the government__________measures to protect the rare birds and animals.?
A．takesB．tookC．has takenD．taking?
B?
It is time that是一种要求从句用虚拟语气的常见句型。虚拟语气形式为动词的过去式。
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A．can’t have stayedB．wouldn’t have stayed?
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A．has received?B．ought to have received?
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