问题 单项选择题

()不是二氧化碳吸收系统发泡时的现象。

A、接触塔压差上升

B、再生塔液位上升

C、碳酸盐溶液闪蒸罐液位下降

D、接触塔分离罐液位上升

答案

参考答案:B

改错题

短文改错(共10小题;每小题1分,满分10分)

此题要求改正所给短文中的错误。对标有题号的每一行做出判断:每行只有一个错误,请按下列情况改正:该行多一个词: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。该行缺一个词:在缺词处加一个漏字符号(),在该行右边横线上写出该加的词。该行错一个词:在错的词下划一横线,在该行右边横线上写出改正后的词。

注意:请在答题卡上作答。

Everyone can do anything for our environment. For me,    76.            

I should tried to save electricity in our daily life. For example, 77.            

if I am the last person leave the classroom in the evening,     78.            

I would always remember to turn off the lights. In order to     79.            

protect our forests, I will use paper wise. I should try  80.            

to use both side of paper whenever it is possible. I will 81.            

ride a bike to school instead of went in a private car,   82.            

because bikes do not pollute the air. I believe that by doing all   83.            

these small things will improve our environment but help  84.            

make our world the much better place to live in.         85.            

76.anything改为:something    77.tried→try。

单项选择题