1 . 单句改错
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. Only if we do enough self-protection, we stay away from Covid-19.
2. I’m working on my essay. Would you mind turn down your music a little bit?
3. Sometimes, I start the second declaration first and sometimes, I start the first declaration the second time.
4. Simon is such responsible a boy that he is chosen chairman of the Student Union.
5. As time going by, the virus will probably become weaker and less active.
6. We are still in the middle of 2020, that is considered to be an eventful year.
7. Apart from self-protection, we have no choice but wait for the vaccine.
8. To avoid be trapped in heavy traffic at the rush hour, I usually take the subway to work.
9. Henry became addictive to online games, which had a bad effect on his schoolwork.
10. Quite a lot of species have been died out so far, resulting from urbanization.

2 . 假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处。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：在错的词下画一横线，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。

It is said a chemical factory will be built near our school. I thought it wrong to do so. Although the factory will make a lot of money for our city, but it will do us more harm than good.

The drink water will be badly polluted. The airs over the city will be polluted, either. What's more, the chemical factory will be locate where we students play games and have sports after school. I fit is occupied, they will have no place for sports and fun. So we strong suggest that the government takes action to prevent the works from being built.

3 . Opposite is St. Paul’s Church, ________ you can hear some lovely music.

A．which

B．that

C．when

D．where

4 . Only when I left my parents for Italy ______ how much I loved them.

A．did I realize

B．I realized

C．had I realized

D．I had realized

5 . 下列句子各有一处错误，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（∧），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. When I was in high school, most of my friend had mobile phones.
2. The other day I found a slightly-used second-hand bicycle, that was only one hundred yuan.
3. According to the doctor, the patient is recovering fast than expected and will be out of hospital soon.
4. Please write to mother and let her know what things are going in college.
5. I’m sorry that I wasn’t able to return to your book on time yesterday.
6. There now exist a public library which is well equipped.
7. Tom lent me his notebook. I grateful accepted it, thanked him and tried to catch up with what I had missed.
8. Shanghai food, a little bit sweet, differ from Sichuan food that is rather hot.
9. I’m looking forward to meet you at the seminar.
10. I find that the neighborhood which I used to living in has changed a lot.

6 .
1. The president spoke at the business meeting for nearly an hour without ___________ his notes.
2. It’s said that all the teachers and students ____________ the new computer lab for free in the near future.
3. Plastic bags and boxes which ___________ “white pollution” have become a serious problem which has caused a great concern among the public.
4. The board ___________ two foreigners and two Chinese all used English to communicate with the job hunters in the interview.
5. Teachers should encourage their students _____________ different opinions in group discussion, which helps to develop their critical thinking.
6. Her health ____________ under the pressure of working over the last two years.
7. His house ___________ last night but the strange thing was that the burglar alarm didn’t go off.
8. After ____________ my daughter from school, we drove to my sister’s home to attend her 10th wedding anniversary.
9. The teacher __________ the whole class into 6 small groups and assigned different tasks to them in her demonstration class.
10. It ____________ to plan so far ahead because a lot of things will have changed dramatically by next year.

7 . —Could you tell me ______ people eat yuanxiao in China?
— Usually at Lantern Festival.

A．how

B．why

C．where

D．when

8 . _____ carefully, Michael! There’s a school ahead.

A．Drive	B．To drive
C．Drove	D．Driving

9 . Two ______ of the earth’s surface ______ water.

A．third; is	B．thirds; is
C．third; are	D．thirds; are

10 . _____it is to have _____exciting football game in the afternoon after school!

A．What a fun; an	B．How fun; a
C．What fun; a	D．What fun; an