4 . 每句中有1处语言错误，每处错误仅涉及一个单词的增加、删除或修改．
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；
1. This is the first time I had visited your hometown．
2. A lot of high-rise buildings have put up in this district recently．
3. This is hard to think of a world without metals．
4. Two-third of the earth surface is water．
5. A number of Internet users rose from 600, 000 to 40 million．
6. It became possible for universities to use the system as well as．
7. I was about to go out while the telephone rang．
8. I feel fortunately living in Ningxia．
9. I couldn't agree most．
10. The more books I read, the more information I learn．

5 . 请根据课文内容，修改下列句子中的错误。每句只有一处错误。每处错误仅涉及一个单词的增加，删除或修改。
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；
1. He became inspiring when he thought about helping ordinary people exposed to cholera.
2. So many thousands of terrified people died every time when there was an outbreak.
3. Dry the burned area gentle.
4. You have three layers of skin what act as a barrier against disease poisons and harmful rays.
5. So we wrote an article suggested he was guilty.
6. Just as I tried to make the necessary adjustment with this new situation, Wang Ping appeared.
7. This is a pity that the industrial cities do not attract visitors.
8. Wang Ping fasten my safety belt and showed me how to use it.
9. He knew that cholera would never control until its cause was found.
10. In another part of London, he found supporting evidence from two other death that were linked to the Broad Street outbreak.

6 . 每处错误仅涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏字的符号（∧），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。
1. The teacher made the request that we finished our homework at once.
2. If he adopted a proper attitude at that time, he would not have made the terrible mistake.
3. Among all the goods, I was interested in the cotton piece in particularly.
4. Growing up in the country, he is accustomed to get up early every day.
5. In the spite of all the problems, several players produced excellent performances.
6. Nowadays a great number of women are addicting to online shopping.
7. Once you get on a bad habit, you will find it hard to get rid of it.
8. The reason why he wants to sell his house is because he needs a lot of money for his operation.
9. With storm disasters happening so often, there is obvious that global warming has become a serious problem.
10. Smoking cigarettes, drinking alcohol or taking other drugs produce many harmful effect and have no real benefits.

7 . 假定英语课上老师要求同桌之间交换修改句子，请你修改你同桌写的以下句子。每个句子都有一处错误，错误涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏字符号(Λ)，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：每处错误及其修改均仅限一词
1. His father is in the possession of this international company.
2. Between two classes are an interval(间隔), when the students can have a short break.
3. This was evident that ideas were changing in the 13th century.
4. She would rather you come tomorrow than today.
5. Frick had a preference to pre-twentieth century western paintings.
6. With the boy led the way, we found the house easily.
7. The basketball team is made of 12 members.
8. One of the reasons that I want to go to a local school is to save money.
9. If the rules of perspective have not been discovered, no one would have been able to paint such realistic pictures.
10. Consequent, this text will describe only a few of the main styles.

8 . 假定英语课上老师要求同桌之间交换修改句子，请你修改你同桌写的以下句子。每个句子都有一处错误，错误涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏字符号(Λ)，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：每处错误及其修改均仅限一词
1. It seems amazed that at my age I am still fit enough to cycle 20 kilometers in an afternoon.
2. This means that after a while your body becomes accustomed to have nicotine in it.
3. It might help you to stop and strength your resolve.
4. There is no use crying over spilt milk.
5. It is the burning of more and more fossil fuels which has resulted in the increase in carbon dioxide.
6. There is a natural phenomenon in which scientists call the “greenhouse effect”.
7. When boiling rock erupts from a volcano and crashes back to earth, it is an absolute fantastic sight.
8. Linda acts as if she were the boss, order people around.
9. You may depend on that they will look after your daughter when you are away.
10. It is time that he goes to bed but he is still watching TV.

9 . 单句改错
①There is not necessary for you to have told her about the bad news.
________________________________________________________
②It is no good try to solve the issue between the nations by the means of war.
________________________________________________________