——Tom is never late for work. Why is he absent today?
—— Something _____to him.
A．must have happenedB．can have happened
C．must happenD．can happen
A
考查must表推測，must+have done表示對過去事情肯定的推測。句意：湯姆工作從來沒遲到過，為什么他今天沒來？他一定出什么事了。故選A。
練習(xí)冊系列答案
相關(guān)習(xí)題

科目：高中英語 來源：不詳 題型：單選題

When I am tired with math exercises, I            go out for a walk to get relaxed.
A．shouldB．mustC．needD．will

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

Shall I tell him the change of the schedule right now?
---- I am afraid you ________, in case he comes late for the meeting.
A．willB．mustC．mayD．can

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

If no passers-by _____ a blind eye to the injured little Yueyue in Foshan Guangdong, she _____ alive now．
A．turned; would beB．had turned; would have been
C．turned; would have beenD．had turned; would be

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

---The weather has been very hot and dry.
---Yes. If it had rained even a drop, things would be much better now! And my vegetables ______.
A．wouldn’t die B．didn’t die C．hadn’t diedD．wouldn’t have died

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

Premier Wen advocated school bus safety_______.
A．be guaranteedB．guaranteeingC．should guaranteeD．must be guaranteed

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

---You _________to our Mom like that. It was awfully impolite.
---You are right. I must have been crazy at that moment.
A．mustn’t have talkedB．needn’t have talked
C．shouldn’t have talkedD．may not have talked

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

Smith was overweight, so the doctor urged that not only ________ have less fat and meat, but also he ________.
A．should he; take exercise B．ought he; take exercise
C．he should; takes exerciseD．he ought; takes exercise

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

-- Jimmy is still unhappy today.
-- It’s all your fault. You ______ to her yesterday for your mindless mistake.
A．should apologizeB．should have apologized
C．shouldn’t have apologizedD．must apologize

查看答案和解析>>

同步練習(xí)冊答案