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2、关于平抛运动的性质,以下说法中正确的是  (   )

A、变加速运动;          B、匀变速曲线运动;

C、匀速率曲线运动;        D、不可能是两个直线运动的合运动

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1.做曲线运动的物体,在运动过程中,一定变化的物理量是(  )

A、速率   B、速度   C、加速度   D、合外力

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第二节 书面表达(满分25分)

    根据图画中的内容,以It’s harmful to Civilization为题写一篇词数为100词左右的短文。文章包括以下三个部分: 1)简述图画内容; 2)说明图画所反映的主题;

    3)写出自己的看法。关键词:cheat, quarrel, spit, litter, jump the queue

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第一节 短文改错(共10小题;每小题1分,满分10分)

    以下标有题号的每一行均有一个错误,请找出,并按下列情况改正:此行多一个词;把多余的词用斜线(\)划掉,在该行右边横线上写出该词,并也用斜线划掉。此行缺一个词:在缺词处加一个漏字符号(Λ),在该行右边横线上写出该加的词。此行错一词:在错的词下划一横线,在该行右边横线上写出改正后的词。

    Unlike many other places, our hometown is also facing            76._____

the problem of pollution.Unfortunately, people here have           77._____

realized the importance of protection the natural environment.       78._____

Factories have been taken measures to stop pouring polluted        79._____

water into the rivers.The citizens not longer put waste, such           80._____

as rubbish or human waste into the rivers.Every year,             81._____

a great number trees are planted.As a result,                  82._____

the water in the rivers are becoming cleaner and cleaner.          83._____

The hills around the city were covered with green trees             84._____

and the air here is much more fresher than before.               85._____

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