It is time that the government____ measures to protect the rare b_英语解答

It is time that the government____ measures to protect the rare birds
A takes
B took
C has taken
D be taking

人气：294 ℃　时间：2020-04-28 22:47:34

解答

B. took
要用虚拟语气但为什么形式是 took呢？根据语法虚拟语气是以过去时表达的。