It is time that the government__________measures to protect the rare birds and animals.

It is time that the government__________measures to protect the rare birds and animals.

A.takes

B.took

C.has taken

D.taking

答案及解析： B

解析：

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。