The Chinese teacher looks so pale. She ___ be ill.A.mustB.mustn’tC.canD.need

The Chinese teacher looks so pale. She ___ be ill.A.mustB.mustn’tC.canD.need

题型:不详难度:来源:
The Chinese teacher looks so pale. She ___ be ill.
A.mustB.mustn’tC.canD.need

答案
A
解析
must 意为:一定.表示推测; mustn’t意为:不准; can表能力; need意为:必须.
举一反三
Without the teahcer’s help, I ___ the exam.
A.won"t passB.wouldn"t passC.wasn’t to passD.wouldn’t have passed

题型:不详难度:| 查看答案
I was too busy at that time, ________ I would have given you a hand.
A.even thoughB.soC.otherwiseD.nevertheless

题型:不详难度:| 查看答案
It is hard for me imagine what I would be doing today if I   in love,at the age of seven,with the Melinda Cox Library in my hometown.
A.wouldn’t have fallenB.had not fallen
C.should fallD.were to fall

题型:不详难度:| 查看答案
He hesitated for a moment before kicking the ball,otherwise,he  a goal.
A.had scoredB.scored
C.would scoreD.would have scored

题型:不详难度:| 查看答案
Without the air to hold some of the sun’s heat,the earth at night   .
A.would be freezing coldB.will be freezing coldly
C.would be frozen coldD.can freeze coldly

题型:不详难度:| 查看答案
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