He joins ________ the music club,so he doesn’t have time to join ________ the soccer game.A.in; in B./; in C.in; / D./; /

问题描述:

He joins ________ the music club,so he doesn’t have time to join ________ the soccer game.
A.in; in B./; in C.in; / D./; /

C join in 社团,join 活动