[問題] 關係子句的問題，請幫忙。

[urapig (QQQ)]

題目：
He is one of the boys that _____ basketball well.

(A) play
(B) plays


請問答案是A還是B？為什麼呢？

感謝。



--
※ 發信站: 批踢踢實業坊(ptt.cc) 
◆ From: 61.64.13.98