公共英语四级题库
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公共英语四级
根据以下资料，回答题：
Man has been storing up useful knowledge about himse
2014-01-23
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公共英语四级
For what purpose does the pilot shut off aⅡthe engines?
2014-01-23
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公共英语四级
What would happen if a small part of the plane were to crack?
2014-01-23
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公共英语四级
Why air must be pumped into the plane?
2014-01-23
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公共英语四级
Questions 17-20 are based on the following passage．You now have 20 seconds to read Quest
2014-01-23
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公共英语四级
What button do you press if you want to 1isten again what has been played?
2014-01-23
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公共英语四级
What may the red thing do besides recording?
2014-01-23
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公共英语四级
Questions 14-16 are based on the following dialogue．You now have 15 seconds to read Quest
2014-01-23
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公共英语四级
What can we infer from the passage?
2014-01-23
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公共英语四级
Which of the following is TRUE about plants?
2014-01-23
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公共英语四级
Questions 11-13 are based on the following passage．You now have l5 seconds to read Quest
2014-01-23
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