— I phoned you yesterday morning. A girl answered, but I didn't recognize the voice. — Oh, it ___________ my younger sister. She was in my room at that moment.
A.must have been
B.should have been
C.could have been
D.may have been
试卷相关题目
- 1When he was there, he ________ go to that coffee shop at the corner after work every day.
A.would
B.should
C.had better
D.might
开始考试点击查看答案 - 2----Will you take up teaching as a career after graduation? ---- Hard to say. I ________ go abroad for higher education instead, but it depends.
A.must
B.should
C.might
D.shall
开始考试点击查看答案 - 3-- I can't believe that Jeff _______ have quarreled and fought with his boss. -- Well, if one _______ ask for trouble, it just can't be helped.
A.would; will
B.must; may
C.should; must
D.need; dare
开始考试点击查看答案 - 4Keep up a good state of mind even if you _____ fail plenty of times.
A.must
B.will
C.can
D.should
开始考试点击查看答案 - 5---Mum, I hurt my leg when I climbed the tree. --- You __________ that tall tree. I've told you many times.
A.mustn't have climbed
B.shouldn't have climbed
C.couldn't climb
D.may not climb
开始考试点击查看答案 - 6As it turned out to be a problem of no importance , we _________so much time looking into it .
A.needn't spend
B.didn't have to spend
C.needn't have spent
D.oughtn't to spend
开始考试点击查看答案 - 7You _____ me because I didn't say that.
A.may misunderstand
B.must misunderstand
C.should have misunderstood
D.must have misunderstood
开始考试点击查看答案 - 8He ______ sleep, although he tried to, when he got on such a hunt for an idea until he had caught it.
A.wouldn't
B.shouldn't
C.couldn't
D.mustn't
开始考试点击查看答案 - 9— Is Jack on duty today? — It ________ be him. It's his turn tomorrow.
A.mustn't
B.won't
C.can't
D.needn't
开始考试点击查看答案 - 10You ________ in person; a telephone would have been enough.
A.couldn't have come
B.needn't have come
C.shouldn't have come
D.mustn't have come
开始考试点击查看答案