問題詳情

20. The boss promises to make a payment _____ he gets the money.
(A) until
(B) even if
(C) unless
(D) as soon as

參考答案

答案:D

統計:A:12,B:2,C:0,D:55,E:0

難度:簡單

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】評論

The boss promises to make a payment _____ he gets the money.