— She looks rather upset. She        the exam.— I guess so. It’s very difficult

— She looks rather upset. She        the exam.— I guess so. It’s very difficult

题型:不详难度:来源:
— She looks rather upset. She        the exam.
— I guess so. It’s very difficult after all.
A.must have failedB.can fail
C.would have failedD.should fail

答案
A               
解析
             
试题分析:考查情态动词。句意 她看起来相当沮丧,肯定是考试不及格。我猜是,比较考试太难了。根据上文提到 She looks rather upset 现在看起来沮丧,下文表示对过去的肯定推测must have done ,所以选A项。        
考点 : 考查情态动词
举一反三
It is important to know about the cultural differences that        cause problems.
A.mustB.dareC.shallD.may

题型:不详难度:| 查看答案
—Tom is in low spirits today. He ______ again in the job interview.
—What a pity! He has been greeted with bad luck these days.
A.could failB.may failC.must have failedD.must fail

题型:不详难度:| 查看答案
— What does the sign over there say? 
— No person _________ bring drinks into the student computer room.
A.willB.mayC.shallD.must

题型:不详难度:| 查看答案
The first snow of every year is always so exciting, but too much snow _________ cause trouble
A.shallB.needC.canD.must

题型:不详难度:| 查看答案
–Can I get out at noon?
--No. Our school rules state that no student ____ be allowed out at noon, unless he has a request form.
A.shallB.willC.mustD.can

题型:不详难度:| 查看答案
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