2010—2011学年度贵州省遵义四中高二第一学期期末英语试卷

适用年级：高二
试卷号：78067

试卷类型：期末
试卷考试时间：2017/7/20

1.选择题(共3题)

非洲旱灾最严重的地区是：

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2.(2011·河北唐山)如右图所示，一质量为m的物体恰能在质量为M的斜劈上匀速下滑，斜劈保持静止．现用一沿斜面向下的外力F推此物体，使物体加速下滑，设此过程中斜劈受到地面的摩擦力为Ff，支持力为FN.则下列说法正确的是(　　)

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3.(2011·河北唐山)如右图所示，一质量为m的物体恰能在质量为M的斜劈上匀速下滑，斜劈保持静止．现用一沿斜面向下的外力F推此物体，使物体加速下滑，设此过程中斜劈受到地面的摩擦力为Ff，支持力为FN.则下列说法正确的是(　　)

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The Great Wall, _____ to be the longest wall in the world, runs across China like a huge dragon．

A．saying

B．to say

C．said

D．being said

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The study was carried out in one small town so we can’t be sure that the results are truly ________.

A．exact

B．proper

C．representative

D．natural

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I walked in our garden, Tom and Jim were trying a big sign onto one of the trees.

A．which	B．when
C．where	D．that

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Smell is to the nose_______ taste is to the tongue.

A．that

B．why

C．how

D．what

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It is widely believed among bioengineers _____ it will be possible to create life under laboratory conditions．

A．which

B．what

C．that

D．when

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