問題詳情
13. It is said that Mr. Liu isn’t happy about our work, which _______ yesterday.
(A)should be done
(B)should have been done
(C)must be done
(D)will have been done
參考答案
答案：B
難度：適中0.5
統計：A(0),B(1),C(1),D(0),E(0)
用户評論
【秦晴】評論
Should have: 用在應該/可能發生而沒有發生的事物。 參考網站:http://blog.udn.com/mrlee123/4949572