my elder brother ____ the army 3 days ago.So he ___ the army already

问题描述:

my elder brother ____ the army 3 days ago.So he ___ the army already
A.joined;has joined
B.took part in;has taken part in
C.joined in;has joined in
D.joined;joined

A
请在客户端右上角评价点“满意”即可可老师说答案是B,为什么?不可能的。 第二空的宾语是army, 不是活动加入某个组织,团体,成为其中的一员要用joinjoin in 和take part in 均指参加某一活动老师说错了, 或者你没听清楚