2014中考英语备考专项练习之情态动词(25)
选择填空
在下面各题所给的A、B、C、D四个选项中，选出一个能填入句子空白处的最佳选项。
【2011贵州安顺】30. —I can’t stop smoking, doctor.
— For your health, I’m afraid you ______.
A. may B. can C. have to D. need
答案：C
【解析】交际用语的考查。根据句意“医生，我不能戒烟。为了你的健康，恐怕你不得不。”may意为“可以”;can意为“能够”;need意为“需要”均不符合句意。
【2011浙江绍兴】 20. — Good morning. I've got an appointment with Ms King in her office.
— Morning. You _______be Mr Jones. This way, please.
A. will B. must C. can D, might
答案：B
【解析】情态动词的用法。will将要，表意愿;must 必须;应该，表猜测时，用于肯定句，意为“一定”，可能性较大;can能，会，表猜测时，常用于否定句和疑问句;might 可能，表猜测时，可能小。依据句意“你一定是琼斯先生吧。”，故选B。
【2011安徽芜湖】36. —Must I go through the radiation (辐射) check when I come back from Japan at the airport these days?
—Yes, you ______.
A. can B. may C. might D. must
答案：D
【解析】情态动词。情态动词must意为“必要”时，引导的问句的肯定回答用must。
【2011•四川成都】40. —Where's my music disc? I can't see it!
—You'd better the disc carefully in your bedroom.
A. look up B. look through C. look for
答案：C
【解析】考查短语动词辨析。look up查找，查阅;look through浏览;look for 寻找。答句意思：你最好在你的卧室仔细找一找......
【2012贵州铜仁】31.You ________ stop when the traffic light turns red.
A. can B. had better C. need D. must
【答案】D
【解析】本题考查情态动词的辨析。句意为：当交通灯变红，你“必须”停下来。根据语境可知此空意为“必须”，四个选项中，只有must具体有此意，故选D