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．must | B．mustn’t | C．can | D．need |
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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 pass | B．wouldn"t pass | C．wasn’t to pass | D．wouldn’t have passed |
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I was too busy at that time, ________ I would have given you a hand.| A．even though | B．so | C．otherwise | D．nevertheless |
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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 fallen | B．had not fallen | | C．should fall | D．were to fall |
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He hesitated for a moment before kicking the ball,otherwise,he a goal.| A．had scored | B．scored | | C．would score | D．would have scored |
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