题库
题库
A．services
B．reserves
C．assumptions
D．motions
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| 单选题 | What is the passage mainly about? | 查看答案 |
| 单选题 | What does the author say about the effect of nicotine on smokers? | 查看答案 |
| 单选题 | According to the US National Center for Health Statistics, the increased obesity in the US is a result of_______. | 查看答案 |
| 单选题 | How does indoor heating affect our life? | 查看答案 |
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| 单选题 | What will agriculture be like in the 21st century | 查看答案 |
| 单选题 | The popular belief about obesity is that___________. | 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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