1、此题要求改正所给短文的错误。对标有题号的每一行作出判断：如无错误，在该行右边横线上画一个勾（√）；如果有错误（每行不会多于一个错误），则按情况改错如下：

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（∧），在该行右边横线上写出该加的词。

此行错一个词：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：原行没有错的不要改。

A group of scientists were planning to go

to countryside to do a Scientific research in order to                              1．____________

find out that whether the environment of the country                              2．____________

had polluted . On arrival , they started to check the                                3．____________

air and water . To our surprise, they found                                            4．____________

how terribly the situation was． They could see                                    5．____________

the serious pollution . Look into the cause,                                             6．____________

they persuade the government to pass the law                                        7．____________

to protect the environment and kept the balance of                                 8．____________

nature . Now everything has changed ． Birds are                               9．____________

singing while tree and grass are waving ．                                            10．____________

28、

1．If you happen to be the 200th customer to buy Cholesterolblock, you will          .

       A．be able to buy it at a low price               B．be the luckiest one online

       C．try it free of charge                              D．change your diet

2．Liptor?, Zocor?, Crestor? are         .

       A．diseases              B．side effects          C．medicines            D．cholesterol

3．Cholestrolblock^TM  has the following advantages EXCEPT that _____________________.

       A．it helps take cholesterol out of whatever food you eat.

       B．it has been proved useful in hospital testing.

       C．it helps people absorb at least 42% cholesterol.

       D．it sells best on Internet every month.

4．Where can you most probably read this passage?

    A．In a travel guide book.                          B．On a university bulletin board.

       C．In a health magazine.                            D．In a doctor's prescription.

26、Zhai Zhigang, ___________, walked in _______ space on Sept 27,2008.

A．an enough brave Chinese astronaut; the 

B．a Chinese brave enough astronaut ; /

C．a Chinese astronaut brave enough;  /  

D．a brave enough Chinese astronaut; the

25、The moving picture of a little boy of 5, ______ from the big earthquake , has been made _____ to all Chinese people for the boy’s saluting to the soldiers.

A．saved; to know                                     B．to save; knowing   

C．having been saved; know                 D．saved; known   

24、_________________ fine equipment, three Chinese astronauts in Shenzhou VII came back, ______.

A．Having owned up; soundly and safely       

B．having made up of; safety and sound

C．Armed with; safe and sound         

D．Being concentrated on; safe and sound