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问题 单项选择题

各级党委要自觉肩负起党风廉政建设的政治责任，主动担当、敢于作为，牢固树立“不抓党风廉政建设就是（），抓不好党风廉政建设就是不称职”的理念，始终做到一手抓改革发展，一手抓 * * 倡廉。

A、渎职

B、违纪

C、严重失职

D、不作为

答案

参考答案：C

填空题

用所给词的正确形式填空。

1. Thanks for              (send) me the snow globe.

2. I have lived in this apartment since I               (come) to China.

3. What's the                (common) hobby?

4. I'm quite                (interest) in the writer job.

5. They               (watch) a video when I arrived there.

6. He              (write) the letter to his pen pal since 9:00 a.m.

7. The more I learn about Chinese history, the more I enjoy              (read) history books.

8. Our teacher told us              (stop) talking in class.

9. I think she's good at              (skate) and she's an excellent skater.

10. They said they               (raise) money for charity the next week.

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单项选择题

下列关于细胞生物膜系统的叙述，正确的是( )。

A．各种生物膜化学组成和结构完全相同
B．生物膜系统由细胞器膜和细胞膜组成
C．各种细胞器膜在结构上互不联系
D．生物膜系统广阔的膜面积为多种化学反应所需的酶提供附着位点
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