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27.- Do you have any idea what Paul does all day?

- As I know, he spends at least as much time playing as he _______.

    A.writes         B.does writing                   C.is writing      D.does write

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26.It is no _______ arguing with Bill because he will never change his mind.

    A.use      B.help         C.time          D.way

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25.  - I hear you _______ at Smith’s.

    - Yes, I _______ there for about three months.

    A.work; had been working         B.worked; was working

    C.are working; have been working D.worked; have worked

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24.- Did you take enough money with you?

  - No, I needed _______ I thought I would.

    A.not so much as                B.as much as    C.much more than  D.much less than

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23.When asked what original intention would lead them to volunteer, about _______ said they were “willing to do something for the Games.”

    A.half of them   B.half of which                   C.half of whom    D.half of who

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22.Most pop music is influenced, _______ a greater or lesser degree, by the blues.

                    A.to            B.on            C.for    D.within

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第一节 单项填空 (共15小题, 满分15分)

从A、B、C、D四个选项中,选出可以填入空白处的最佳选项,并在答题卡上将该项涂黑。

21.- Could you fetch me my glasses from the kitchen?

    - _______.

    A.It’s a pleasure                  B.At your service

    C.It doesn’t matter                               D.That’s my pleasure

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19.[物理一选修3-5]

(1)下列说法中正确的是

A.同样质量的物体发生聚变时放出的能量比同样质量的物质裂变时释放的能量大很多

B.天然放射现象中,α粒子带正电,所以α射线是从原子核

中射出的,β粒子带负电,所以β射线是从核外电子射出的。

C.如图给出氢原子的能级图,氢原子在最低的4个能级间跃迁

所辐射的光子的频率最多有6种

D.大量的氢原子发光的光谱应该是包含一切频率的连续光谱

E.经过放射线照射过的草莓不易腐烂但不能食用。

 (2)甲乙两球在水平光滑轨道上同向运动,已知它们的动量分别为,甲从后面追上乙并发生碰撞,碰后乙球动量变为,求甲乙两球质量之比m/m满足什么关系?

 (3).下列四幅图涉及到不同的物理知识,其中说法正确的是  (      )

 

A.图甲:普朗克通过研究黑体辐射提出能量子的概念,成为量子力学的奠基人之一

B.图乙:玻尔理论指出氢原子能级是分立的,所以原子发射光子的频率也是不连续的

C.图丙:卢瑟福通过分析α粒子散射实验结果,发现了质子和中子

D.图丁:根据电子束通过铝箔后的衍射图样,可以说明电子具有粒子性

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同步练习册答案