—I called you at 9 last night,but no one answered. —Sorry,I ________ sleeping.I went to bed very early.
A.need have been
B.would have been
C.must have been
D.should have been
参考答案:
All of them turned a deaf ear to his suggestion, _____ they ..
All of them turned a deaf ear to his suggestion, _____ they knew it to be valuable.A. as if B. now that C. even though D. so that
(2013·合肥第二次质检)Martin hasn't been in touch with me fo..
(2013·合肥第二次质检)Martin hasn't been in touch with me for ages. He ________ my new cellphone number.A.needn't get B.mustn't getC.can't get D.shouldn't have got
The haze or smog was so serious that the winter running ____..
The haze or smog was so serious that the winter running _________.Some students complained as they ranA.could have cancelledB.should have cancelledC.must have been cancelledD.ought to have been cancelled