题目内容

-David, turn off the TV ________ no one is watching it.

-But it ________ off already!The music is from the radio.

[  ]

A.so that, has been turned

B.when.has turned

C.if.has been turned

D.because, has turned

练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网