Steve is very strong and healthy. Strangely enough, he ____ have been infected by HINI virus.
A would      B must    C should    D might
練習(xí)冊(cè)系列答案
相關(guān)習(xí)題

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

Had your father seen the doctor earlier, he ___.
A．would have diedB．would not have diedC．would not dieD．has not died

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題


The train was ten minutes late , so I _______ have run all the way from my house to the station.
A．couldn’tB．shouldn’tC．needn’tD．mustn’t

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題


Looking people in the eye ______ sometimes make them nervous and embarrassed．
A．mustB．canC．shouldD．might

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

---The computer cost him 20, 000 dollars. ---It ____ be that expensive.It’s a used computer.
A．may notB．can’tC．mustn’tD．needn’t

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

—Tom came to work last Friday ,but no one has seen him since.
—         he have had an accident ?
A．Should B．MustC．MightD．Could

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

——You missed a good chance .
——Yes , I          that job when it was offered .
A．should take B．should have taken
C．must have taken D．would take

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

______ it have been the failure to pick up directions from the ground control that caused the air crash?
A．MustB．CouldC．Would D．Should

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題


He _______ speak to his mother like that.
A ought not to    B. doesn’t ought to    C not ought to      D ought to not

查看答案和解析>>

同步練習(xí)冊(cè)答案