增加：在缺词处加一个漏字符号(^)，并在其下面写出该加的词。
删除：把多余的词用斜线(\)划掉。
修改：在错的词下划一横线，并在该词下面写出修改后的词。
注意：1．每处错误及其修改均仅限一词;
2．只允许修改10处，多者(从第11处起)不计分。
We all know that cycling is a greatly exercise. A doctor tells me people who lives the longest are dancers and cyclists. Maybe it is because the combination of fresh air, smooth movement and exercise. Whether you ride a bicycle, you don’t use petrol. So they are not producing carbon dioxide and not cause air pollution. Just see how cars have been taken over our cities. They often run at high speeds, what may put our lives in danger. And there were traffic jams, too. Our cities will be better places if we replace cars with bicycle.
增加：在缺词处加一个漏字符号（∧），并在其下面写出该加的词。
删除：把多余的词用斜线（\）划掉。
修改：在错的词下划一横线，并在该词下面写出修改后的词。
注意：1.每处错误及其修改均仅限一词；
2.只允许修改10处，多者（从第11处起）不计分。
Nowadays more and more Chinese go to work with bicycle, leaving their cars at home. Why are so many people riding bicycles to work? They have different reason for it.
First, bicycles do not use up any fuel. Therefore, they cost less than other means of transport. Besides, bicycles do not need many space on the road, and it is easily to find a place for it. And everybody knows that riding a bicycle is healthy sport.
When people drive their cars to work or shop, they lost the chance to exercise, but the waste gas from the cars will pollute the air. And moreover, people feel annoying when looking for a parking lot in the busy city center. So I prefer riding a bicycle to drive a car.
We are looking forward to a cleaner and better environment by changing our life style.
As it is known to us, fewer and fewer students do sports regularly, what makes them weak and easily tired. There are many reasons about this. First of all, some of the students complained that they have too many homework, resulting in less time to take exercise. Beside, some of them think that it is very difficulty for them to keep doing exercise, because it is a very hard thing.
Because lack of physical activities, many students are in poor health. I suggest that our school must take measures to encourage more students to take part in sports. For us students, no matter what busy we are, it is necessary to spare some time to do exercise.
