1 . —What were you doing at 2 o'clock yesterday afternoon?
—I was playing ________ football.

A．a

B．the

C．an

D．/

2 . 单句改错
1. My son, who is a 18-year-old young man, now is a university student.
2. We may be one family and live under a same roof.
3. The production now is four times that it was ten years ago.
4. The experiment was much more easier than we had expected.
5. He had an astonishing look on his face when he heard the news.
6. It becomes the colder and colder when winter comes.
7. The old man caught the boy by his arm.
8. These documents are not accessible by the public.
9. He studied hard every day, aimed at passing the exam.
10. About 80 percent of web traffic are in English.

3 . The enemy took ________ control of the city. In other words, all the city was under ________ control of the enemy.

A．the; the

B．the; /

C．/ ; the

D．a; the

4 . The woman who used to be in ________ charge of a big company is in ________ charge of a nurse at present.

A．the；不填	B．the；the
C．不填；不填	D．不填；the

5 . --Why not take ________ umbrella? It is raining.
--What________ good advice!

A．a ; an

B．an ; a

C．an ; /

6 . Environmental pollution is ________ threat to ________ man.

A．∕, a

B．∕, the

C．a, /

D．a, a

7 . Because he has been out of ________ work for months, the young man now depends on his parents for ________ living.

A．不填; a

B．the; a

C．不填; 不填

D．the; 不填

8 . It is well-known that ________ year 2020 saw many developments in ________ science and technology, with those in the field of space science being particularly notable.

A．/; /

B．/; the

C．the; the

D．the; /

9 . 单句改错
1. With society developing, many old customs are dying from.
2. As long as you devote yourself to your study, you’re sure to make a progress.
3. You will tell your friend that you are concerned of him and you will meet after class and talk then.
4. Obviously，it is high time that we took some measure to solve the problem.
5. Because of the serious air pollution, the family decided to removed from the city to the countryside.
6. I intended to had watched the game, but I had something more important to do.
7. As a matter of fact, his success is entirely due with hard work.
8. I wonder if it is convenience for you to join me in visiting the exhibition.
9. Mary is going on a diet, so she is very particular with food.
10. Leave your key with your neighbor in case of you lock yourself out one day.

10 . 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。
修改：在错的词下面划一横线，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. It is a great advantage to me that I always keep my words.
2. It was obviously that the manager of the coffee shop was waiting for Li Fang to leave.
3. We benefit in daily exercises.
4. She bought a beautiful dress in a discount yesterday.
5. My bike doesn't work and I'll have it repairing．
6. There's no light on — they mustn’t be at home.
7. She was in a debt when she was poor.
8. Our life has a limit but knowledge is with limits
9. He would appreciated it if you could do him that favor.
10. As a success businessman, he has done everything successfully.