He improved his English a lot ______ listening to the radio.A．withB．byC．forD．on_刷题宝

题干

He improved his English a lot ______ listening to the radio.

A．with	B．by
C．for	D．on

上一题下一题 0.65难度单选题更新时间:2016-08-11 06:56:33

答案(点此获取答案解析）

小学学科试题库

初中学科试题库

高中学科试题库