1 . 每句一处错误, 每处错误仅涉及一个单词的增加、删除或修改。
增加: 在缺词处加一个漏词符号（^）, 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: 在错的词下面画一横线, 并在该词下面写出修改后的词。
1. He kept concentrating in the same topic since he was a stubborn person.
2. I prefer writing a term paper than taking an examination
3. Another time five months ago, I happened to be upstairs at dusk when the window open.
4. India has a largest number of fluent English speakers.
5. He can’t forgive him for not seeing his mother before she died.
6. You must listen carefully and follow that teachers said.
7. It is not easy to quit smoke cigarettes.
8. Some puzzles look difficult but are actual quite simple.
9. I was frightening on my first day of classes at an American university.
10. I sat quietly on myself.

3 . 请你修改以下的每个句子，每句有1处语言错误，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(∧)，并在此符号下面写出该加的词。
删除：把多余的词用斜线(\)划掉。
修改：在错的词下面画一横线，并在横线下面写出修改后的词。
注意：每处错误及其修改仅限一词。
1. Most of the families in China consist for one husband, one wife and one child.
2. In conclusion, walking is a cheap, safe, enjoy and readily available form of exercise.
3. They could take place of power plants.
4. These tools can be fold into a neat little pack and fastened on your belt.
5. Suddenly the driver began to speed it up.
6. I lost sights of him but could still hear his footsteps.
7. The little boy slide into his bedroom while no one was looking.
8. Guiding by the concept of “green Olympics, high-tech Olympics and people’s Olympics”, we have tried our best to do the preparations for the Games.
9. Deeply impressed on its beauty, I fell in love with Guilin.
10. It took me a few weeks to get used to my new surrounding.

5 . 请你修改下面的12个句子，每句中最多有一处错误。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： 每处错误及其修改均仅限一词。
1. Tiring and hungry, the old man fell to the ground.
2. Exhausting by the long journey, the kids soon fell asleep.
3. My mother failed the driving test again, which made her disappointing.
4. Last summer I took a trip there on my own, what got me thinking about the advantages of travelling alone.
5. Faced with all kinds of informations on the Internet, we can’t tell the difference between the true and the false.
6. Not only I interested in photography, but I took an amateur course at university to update my skills.
7. Looking forward to hear from you soon.
8. Smartphones make it easier and more convenience to check reality, watch video clips, read weibo and so on.
9. John received an invitation to dinner, and with his work finish , he gladly accepted it.
10. Your essay contains too much describe, and not enough discussion of the issues.
11. I think it is wrong of some countries to lose sight the spread of COVID-19.
12. When the teacher praises those who do well in their jobs, I dare say, you will find Tom including as well.

8 . 下列各句均有一处错误，请指出并纠正。
1. I was unwilling talk with him and often disobeyed his rule of not staying out with my friends too late.
2. It is considerate for him to inform me of the date for the meeting.
3. There are five pairs to choose, but I'm at a loss which to buy.
4. It took a long time for the connection between body temperature and illness to make.
5. That’s the only way we can imagine reduce the overuse of water in bathrooms.
6. There were many talented actors out there just waiting to discover.
7. I would love to go to the party last night but I had to work extra hours to finish a report
8. Do let your mother know all the truth. She appears to have told everything.
9. We’d better not to miss the chance to enjoy the play.
10. —Come on, please give me some ideas about the project.
—Sorry. With so much work fill my mind, I almost break down.

10 . 单句改错
注意：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。
1. We ought to be strict with ourselves in everything we do it at school.
2. The professor preferred giving lectures to students to attend meetings at times.
3. So heavy was the rain that we had to take shelter against it in the supermarket.
4. I am sorry to know that you feel stressful as a high school freshman.
5. As we know, being addicted to online games does damages to our health.
6. After the accident, he kept calm as if nothing happened to him.
7. We will have some experts by hand to give you any help you need at all times.
8. I am writing to let you know how much I appreciate your help my son Robert last Thursday when he injured his leg.
9. No matter what background you come from, you can be equal successful with your hard work like many others.
10. The study of a modern language has an unique contribution to the development of cultural awareness.