The boss____________ the worker how to do it, or the accident couldn't have happened.
A．can't have toldB．ought to tell
C．could have toldD．mustn't have told
A
抓住關(guān)鍵“or”，意為“否則”，所以前后意思相反。
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

—— Must I take a bus ?
—— No, you＿＿＿＿. You can walk from here.
A．must notB．don’t C．don’t have toD．had better not to

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       the person referred to be put in prison.
A．saidB．demanded
C．a(chǎn)greedD．thought

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

_______ which way to take, the little boy behaved like a real gentleman who comforted his sister from time to time.
A．Leaving to wonderB．Having left to wonder
C．Left wonderingD．Left to wonder

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 look so tired tonight. It is high time you_________.
A．went to bedB．went to sleepC．go to bedD．to sleep

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

--Where is Xiao Wang?
--I don't know. He__________ be in the library.
A．canB．mustC．mightD．may

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 report makes the recommendation that no more prisons _____.
A．will be builtB．be builtC．shall be builtD．a(chǎn)re to be built

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 wasted a lot of time playing football, otherwise he ________the exam.
A．had passedB．passedC．would passedD．would have passed

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

Oh, Janne, you’ve broken another glass. You ought ＿＿＿＿when you washed it.
A．be carefulB．to care C．have caredD．to have been careful

查看答案和解析>>

同步練習(xí)冊(cè)答案