How can we improve our spoken English? The best way is _ an English club. A to join in B joining in

题目

How can we improve our spoken English? The best way is _ an English club. A to join in B joining in C to join D starting请说明原因

答案

C to join
最好的方法是参加英语俱乐部.
参加 团体 用join,俱乐部属于团体.
“是做某事” be to do sth 用动词不定式 作表语.
join in 指参加 活动.