He ________ have sent the email at an earlier time, but there was something wrong with the network.
发布时间:2021-06-26
A.must
B.should
C.could
D.might
试卷相关题目
- 1-I hear mom is coming. When shall we meet her at the station?-Her train started 2 hours ago, and it ________ reach at 3 pm.
A.should
B.could
C.must
D.can
开始考试点击查看答案 - 2— Excuse me. Is this the right way to the Summer Palace?— Sorry, I am not sure. But it ______ be.
A.might
B.will
C.must
D.can
开始考试点击查看答案 - 3_______ anyone call, please tell him I'm not free.
A.Must
B.Can
C.May
D.Should
开始考试点击查看答案 - 4— What ________ it be? — It can't be a mail box, for it's moving. It ________ be a car.
A.must;must
B.can;can
C.can;must
D.must;can
开始考试点击查看答案 - 5On Sunday when I was a child, my father and I _____ get up early and go fishing.
A.could
B.would
C.might
D.should
开始考试点击查看答案 - 6My sister met him at the Grand Theatre yesterdays afternoon, so he ________ your lecture.
A.couldn'thaveattended
B.needn'thaveattended
C.mustn'thaveattended
D.shouldn'thaveattended
开始考试点击查看答案 - 7— Can I get out in the daytime?— No. The school rules state that no child ____ be allowed out during the day, unless accompanied by an adult.
A.shall
B.need
C.will
D.can
开始考试点击查看答案 - 8— This city is a dull place to live in. — How surprising that you ________ think so! I love it very much.
A.shall
B.must
C.might
D.should
开始考试点击查看答案 - 9-Can Professor Li be in the laboratory?-He ________ be; I saw him there half an hour ago.
A.can
B.must
C.might
D.need
开始考试点击查看答案 - 10There is a real possibility that these animals could be frightened, ________ a sudden loud noise.
A.beingthere
B.therebeing
C.shouldtherebe
D.therewas
开始考试点击查看答案