join v.& n.

　　What club do you want to join?

　　此句中的join是及物动词,意为“加入,参加”,这是其最常见的用法。另外它还有其它用法,如:

　　①The two rivers join at the bridge.(此句中的join是不及物动词,意为“会合,联合,相遇”。)

　　②The two pieces were stuck together so well that we could hardly see the join.(此句中的join是名词,意为“连接处,接缝”。)