問題詳情

【題組】14.The pilots will stay away from work next week _______ a new agreement with the airline company can be signed.
(A)whether
(B)except
(C)once
(D)unless

參考答案

答案：D
難度：困難0.398305
統計：A(27),B(25),C(19),D(47),E(0)

用户評論

【小刺客 湯瑪斯】評論

unless 

【滅地亂世】評論

The pilots will stay away from work next week unless a new agreement with the airline company can be signed.  /reponse.php?id=40035675#ixzz5WgQspevn

【x ying】評論

 unless  除非