Exercise 1: Chọn đáp án đúng để điền vào chỗ trống (chú ý: ký hiệu “x” có nghĩa là không cần mạo từ)

1. We are looking for _______ place to spend ________ night.

            A. the/the                   B. a/the           C. a/a              D. the/a

2. Please turn off ________ lights when you leave ________ room.

            A. the/the                   B. a/a              C. the/a           D. a/the

3. We are looking for people with ________experience.

            A. the                          B. a                 C. an               D. x

4. Would you pass me ________ salt, please?

            A. a                             B. the              C. an               D. x

5. Can you show me ________way to ________station?

            A. the/the                   B. a/a              C. the/a           D. a/the

6. She has read ________interesting book.

            A. a                             B. an               C. the              D. x

7. You’ll get ________shock if you touch ________ live wire with that screwdriver.

            A. an/the                    B. x/the          C. a/a              D. an/the

8. Mr. Smith is ________ old customer and ________ honest man.

            A. An/the                   B. the/an        C. an/an          D. the/the

9. ________ youngest boy has just started going to ________ school.

            A. a/x                          B. x/the          C. an/x            D. the/x

10. Do you go to ________ prison to visit him?

            A. the                          B. a                 C. x                 D. an

11. ________eldest boy is at ________ college.

            A. a/the                      B. the/x          C. x/ a             D. an/x

12. Are you going away next week? No, ________ week after next.

            A. an                           B. a                 C. the              D. x

13. Would you like to hear ________ story about ________ English scientist?

            A. an/the                    B. the/the       C. a/the           D. a/ an

14. There’ll always be a conflict between ________ old and ________ young.

            A. the/the                   B. an/a            C. an/the        D. the/a

15. There was ________ collision at ________ corner.

            A. the/a                      B. an/the        C. a/the           D. the/the

16. My mother thinks that this is ________ expensive shop.

            A. the                          B. an               C. a                 D. x

17. Like many women, she loves ________ parties and ________gifts.

            A. the/ a                     B. a/the           C. a/a              D. x/x

18. She works seven days ________ week.

            A. a                             B. the              C. an               D. x

19. My mother goes to work in ________ morning.

            A. a                             B. x                 C. the              D. an

20. I am on night duty. When you go to ________ bed, I go to ________ work.

            A. a/x                          B. a/the           C. the/x          D. x/x

Exercise 2: Câu chuyện sau được chia thành các câu nhỏ, hãy đọc và điền mạo từ thích hợp “a/an/ the hoặc x (không cần mạo từ)” vào chỗ trống:

1. There was ________knock on ________door. I opened it and found ________small dark man in ________blue overcoat and _______woolen cap.

2. He said he was ________employee of ________gas company and had come to read ________meter.

3. But I had ________suspicion that he wasn't speaking ________truth because ________meter readers usually wear ________peaked caps.

4. However, I took him to ________ meter, which is in ________dark corner under ________ stairs.

5. I asked if he had ________ torch; he said he disliked torches and always read ________ meters by ________light of ________match.

6. I remarked that if there was ________leak in ________ gas pipe there might be ________ explosion while he was reading ________meter.

7.  He said, “As ________matter of ________fact, there was ________explosion in ________last house I visited; and Mr. Smith, ________owner of ________house, was burnt in ________face.”

8.  “Mr. Smith was holding ________lighted match at ________time of ________explosion.”

9.  To prevent ________possible repetition of this accident, I lent him ________torch.

10.  He switched on ________torch, read ________meter and wrote ________ reading down on ________back of ________envelope.

11.  I said in ________surprise that ________meter readers usually put ________readings down in ________book.

12.  He said that he had had ________book but that it had been burnt in ________fire in________ Mr. Smith's house.

13. By this time I had come to ________conclusion that he wasn't ________ genuine meter reader; and ________moment he left ________house I rang ________police.

Exercise 3: Điền mạo từ thích hợp “a/an/the hoặc x (không cần mạo từ)”” vào chỗ trống.

14. Are John and Mary ________cousins? ~

No, they aren't ________cousins; they are ________brother and ________sister.

15. ________fog was so thick that we couldn't see ________ side of ________road. We followed ________car in front of us and hoped that we were going ________right way.

16. I can't remember ________exact date of ________storm, but I know it was on ________Sunday because everybody was at ________church. On ________Monday ________post didn't come because ________roads were blocked by ________fallen

trees.

17. Peter thinks that this is quite ________ cheap restaurant.

18.       A: There's ________murder here. ~

B: Where's ________body?~

A: There isn't ________body. ~

B: Then how do you know there's been ________murder?

19. Number ________hundred and two, - ________house next door to us, is for sale.

It's quite ________nice house with ________big rooms ________back windows look out on ________park.

20. I don't know what ________price ________owners are asking. But Dry and Rot are ________agents. You could give them ________ring and make them ________offer.

21. ________postman's little boy says that he'd rather be ________dentist than ________doctor, because ________dentists don't get called out at ________night.

22.  Just as ________air hostess (there was only one on the plane) was handing me ________cup of ________coffee ________plane gave ________lurch and ________ coffee went all over ________person on ________other side of ________gangway.

23. There was ________collision between ________car and ________cyclist at ________ crossroads near ________my house early in ________morning.  

24. Professor Jones, ________man who discovered ________new drug that everyone is talking about, refused to give ________press conference.

25 Peter Piper, ________student in ________ professor's college, asked him why he refused to talk to ________press.

Exercise 1: Chọn đáp án đúng để điền vào chỗ trống (chú ý: ký hiệu “x” có nghĩa là không cần mạo từ)
1. We are looking for _______ place to spend ________ night.
            A. the/the                   B. a/the           C. a/a              D. the/a
2. Please turn off ________ lights when you leave ________ room.
            A. the/the                   B. a/a              C. the/a           D. a/the
3. We are looking for people with ________experience.
            A. the                          B. a                 C. an               D. x
4. Would you pass me ________ salt, please?
            A. a                             B. the              C. an               D. x
5. Can you show me ________way to ________station?
            A. the/the                   B. a/a              C. the/a           D. a/the
6. She has read ________interesting book.
            A. a                             B. an               C. the              D. x
7. You’ll get ________shock if you touch ________ live wire with that screwdriver.
            A. an/the                    B. x/the          C. a/a              D. an/the
8. Mr. Smith is ________ old customer and ________ honest man.
            A. An/the                   B. the/an        C. an/an          D. the/the
9. ________ youngest boy has just started going to ________ school.
            A. a/x                          B. x/the          C. an/x            D. the/x
10. Do you go to ________ prison to visit him?
            A. the                          B. a                 C. x                 D. an
11. ________eldest boy is at ________ college.
            A. a/the                      B. the/x          C. x/ a             D. an/x
12. Are you going away next week? No, ________ week after next.
            A. an                           B. a                 C. the              D. x
13. Would you like to hear ________ story about ________ English scientist?
            A. an/the                    B. the/the       C. a/the           D. a/ an
14. There’ll always be a conflict between ________ old and ________ young.
            A. the/the                   B. an/a            C. an/the        D. the/a
15. There was ________ collision at ________ corner.
            A. the/a                      B. an/the        C. a/the           D. the/the
16. My mother thinks that this is ________ expensive shop.
            A. the                          B. an               C. a                 D. x
17. Like many women, she loves ________ parties and ________gifts.
            A. the/ a                     B. a/the           C. a/a              D. x/x
18. She works seven days ________ week.
            A. a                             B. the              C. an               D. x
19. My mother goes to work in ________ morning.
            A. a                             B. x                 C. the              D. an
20. I am on night duty. When you go to ________ bed, I go to ________ work.
            A. a/x                          B. a/the           C. the/x          D. x/x

Câu 8: Sử dụng các từ gợi ý: cá thể, số lượng loài, đa dạng sinh học, môi trường sống để điền vào chỗ trống cho phù hợp:

Đa dạng sinh học là sự phong phú về (1) ………….., số (2)………..... trong loài, và (3) ……………..... Dựa vào điều kiện khí hậu, (4) ………………….. được phân chia theo các khu vực như: đa dạng sinh học ở hoang mạc, đa dạng sinh học vùng đài nguyên, đa dạng sinh học rừng mưa nhiệt đới, đa dạng sinh học vùng ôn đới, đa dạng sinh học rừng lá kim.

Trả lời: (1) ……….…. (2) ……..………. (3) ……………. (4) ……………….