( )he has already known the news,I don't need to tell him once more.
问题描述:
( )he has already known the news,I don't need to tell him once more.
A.Since B.For C.In order that D.Unless
答
A.Since 因为,引导从句I am interested in( )she is willing to come to the meeting.A.if B.whetherC.whatD.whichB.whether引导选择疑问从句