1、China ________ the WTO and ________ a new member of it in 2001.A.joined…became B.joins….becomes C.will join…become

问题描述:

1、China ________ the WTO and ________ a new member of it in 2001.
A.joined…became
B.joins….becomes
C.will join…become

A
因为中国加入世界贸易组织已经是过去发生的事情,用过去时。

A
过去时,已经发生的事

A.joined…became 因为有具体的过去的时间 in 2001 所以用过去时

a 过去时