问题
选择题
He________ an English club last year and has improved his English a lot.
A．protected
B．produced
C．joined
D．received
答案
答案：C
protect保护；produce生产；join参加，加入；receive接收，收到。句意：去年他加入了一个英语俱乐部，这很大程度上提到了他的英语水平。结合语境可知选C。