【C4】A．beforeB．asC．whenD．while

【C4】

A．before

B．as

C．when

D．while

请帮忙给出正确答案和分析，谢谢！

您可能感兴趣的试题

【C14】A．beforeB．afterC．whileD．for

答案解析
【C5】A．beforeB．whileC．whenD．after

答案解析
【C4】A．andB．asC．butD．even

答案解析
They first stop at a board ____ the menu is displayed.A: whichB: whereC: whenD: while

答案解析
【C9】A．duringB．sinceC．whenD．while

答案解析
A．sinceB．asC．whenD．until

答案解析
George applied for the position three times______he finally got it.A.beforeB.untilC.whenD.

答案解析