题库
题库
A．It is sure to fluctuate.
B．It is bound to revive.
C．It will remain basically stable.
D．It will see no more monopoly
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| 单选题 | What does Edward Telles’ research say about Mexican-Americans? | 查看答案 |
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| 单选题 | What is the passage mainly about? | 查看答案 |
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| 单选题 | According to the author, the burning issue concerning immigration is_______. | 查看答案 |
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| 单选题 | In the US Nurse’ Health Study, women who slept an average of 7 hours a night_______. | 查看答案 |
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| 单选题 | What does the author say about the effect of nicotine on smokers? | 查看答案 |