单选题：Questions 17-20 are based on the following monologue about

题目分类：公共英语四级
题目类型：单选题
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题目内容：

Questions 17-20 are based on the following monologue about yawn．You now have 20 sec-onds to read Ouestions 17—20．
What’s the main topic of the monologue? A．Different animals’yawns．
B．Human’s yawn．
C．Fish’s yawn．
D．Social animals’yawns．

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答案解析：

For native speakers understanding English pop songs is

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分类：公共英语四级题型：单选题

Which of the following is NOT true?

Which of the following is NOT true?A．Most competitors did not finish the race wi

分类：公共英语四级题型：单选题

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分类：公共英语四级题型：单选题

Your firm is planning to export carpets to Great Britain．At

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分类：公共英语四级题型：单选题

关节脱位治疗中不妥的是

关节脱位治疗中不妥的是A．必要者适当麻醉 B．合并关节内骨折需手术治疗 C．复位后常需固定2～3周 D．陈旧性脱位以理疗及功能锻炼为主 E．固定期间仍须指导功能

分类：公共英语四级题型：单选题