【C5】
A.before
B.while
C.when
D.after
请帮忙给出正确答案和分析,谢谢!
I like climbing mountains______ my brother prefers water sports.A.asB.whileC.whenD.for
【C18】A.becauseB.whileC.whenD.if
【C5】A.beforeB.thatC.soD.until
【C5】A.whichB.whereC.whenD.whether
【C4】A.beforeB.asC.whenD.while
【C5】A.SinceB.After a whileC.AgainD.Before long