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15 tháng 10 2018

Đáp án: C

Giải thích: a serious health problem: một vấn đề sức khoẻ nghiêm trọng.

Dịch: Chúng tôi nghĩ béo phì là 1 vấn đề sức khoẻ nghiêm trọng.

18 tháng 8 2023

1. pollution

2. reduce

3. single-use

4. carbon footprint

5. environment programme

18 tháng 8 2023

1. Pollution
2. reduce
3. single-use
4. carbon footprint
5. environmental programme

VII. Choose the best option (A, B, C or D) that fits the blank in the following passage. (2.0 points)The quality of the air we (1) ___________ is important because it affects our health and the length of our lives. Air pollution is a big problem in many of our cities and a lot of this is caused by motor vehicles. There are six main pollutants in the (2)___________ and four of these are produced in large quantities by motor engines. The gases that are (3)___________ into the air are affected by ...
Đọc tiếp

VII. Choose the best option (A, B, C or D) that fits the blank in the following passage. (2.0 points)

The quality of the air we (1) ___________ is important because it affects our health and the length of our lives. Air pollution is a big problem in many of our cities and a lot of this is caused by motor vehicles. There are six main pollutants in the (2)___________ and four of these are produced in large quantities by motor engines. The gases that are (3)___________ into the air are affected by  sunlight and turned into ozone at ground level. Unlike the ozone that is high in the atmosphere and protects us from radiation. The ozone on the ground is a health (4)___________.

         Many countries have (5)___________the level of lead pollution by banning the use of metal in (6)___________. In other countries, its use is very strictly controlled. We have to (7)___________or get rid of the three other harmful gases produced by the 630 million vehicles worldwide- a(n) (8)___________that is likely to double in the next twenty to thirty years.

             Concern about the environment has led to the invention of a device known as “the three way catalytic converter”, so-called because of the three poisonous gases it (9)___________ to produce. More efficient engines reduce the formation of these gases and the converter reduces them still further. Harmful gases in engine exhausts are burned up by passing them over a metal catalyst which (10)___________ up the reaction. The catalyst is rather expensive, but what price do we put on good health?

1. A. inhale                     B. breathe             C. breath                        D. respire

2. A. environment           B. surroundings    C. ozone                         D. atmosphere

3. A. unconfined             B. delivered          C. liberated                    D. released

4. A. peril                       B. risk                            C. exposure                    D. danger

5. A. hacked                   B. chopped           C. cut                             D. sliced

6. A. petrol                     B. coal                            C. grease                        D. energy

7. A. reduce                    B. shrink               C. condense                    D. ease

8. A. form                       B. shape               C. figure                         D. amount

9. A. assists                    B. facilitates          C. aids                                     D. helps

10. A. speeds                  B. rates                 C. paces                         D. accelerates

1
18 tháng 8 2021

1. A. inhale                     B. breathe             C. breath                        D. respire

2. A. environment           B. surroundings   C.ozone                        D.atmosphere

3. A. unconfined             B. delivered          C. liberated                    D. released

4. A. peril                       B. risk                            C. exposure               D. danger

5. A. hacked                   B. chopped           C. cut                             D. sliced

6. A. petrol                     B. coal                            C. grease                 D. energy

7. A. reduce                    B. shrink               C. condense                    D. ease

8. A. form                       B. shape               C. figure                         D. amount

9. A. assists                    B. facilitates          C. aids                             D. helps

10. A. speeds                  B. rates                 C. paces                   D. accelerates

28 tháng 9 2021

Using computer as your hobby can be _________ to both your health and your social life.
A. addicted             B. effect          C. problem         D. harmful

My brother is addicted ___________ playing beach games.
A. on        B. of        C. to        D. at

Giải thích thêm cho em: addicted to: Nghiện 1 thứ gì đó

21 tháng 10 2022

Câu đầu theo như em nghĩ thì đáp án là D

bởi vì nếu đáp án là A thì tạm dịch là "Sử dụng máy tính như một sở thích của bạn có thể gây nghiện cho sức khỏe và cuộc sống xã hội của bạn"

nghe nó có vẻ hơi sai sai cô ạ^-^ 

 

17 tháng 7 2018

in my opinion, using the conputer as your hobby can be harmful to both your health and your social life. firstly, sitting all day in front of the computer can cause health problems such as eye-tiredness and obesity. secondly, you may get irritated easily. besides, if you use she computer too much, you will not have time for our family and friends. in short, computers should only be used to for a limited time.

1. using the computer too much can make your eyes tired 1...........T........

2. using the computer too much is not good for you 2........T...........

3. we still can spend a lot of time with our family and friends 3.........F..........

4. according to the write, we can use the computer for a long time 4. .........F........

5. computers should only be used for a limited time 5.....T..........

17 tháng 7 2018

đọc và điền true(T) or false(F)

in my opinion, using the conputer as your hobby can be harmful to both your health and your social life. firstly, sitting all day in front of the computer can cause health problems such as eye-tiredness and obesity. secondly, you may get irritated easily. besides, if you use she computer too much, you will not have time for our family and friends. in short, computers should only be used to for a limited time.

1. using the computer too much can make your eyes tired 1........T...........

2. using the computer too much is not good for you 2.........T..........

3. we still can spend a lot of time with our family and friends 3.......F............

4. according to the write, we can use the computer for a long time 4. .......F..........

5. computers should only be used for a limited time 5...........T.........

1 tháng 5 2020

Exercise 6. Choose the word (a,b,c, or d) that best fits each of the blank speces.

Computers are very (31)_____ but they can also cause problems. One kind of problem is with the computer's memory. It is not perfect, so (32)_____ computers lose important information. (33)_____ problem is with the machinery. Computers are machines, and machines can break down. When computers break down, they (34)_____ erase information, like chalk on a blackboard. Or they may stop doing anything at all. And there is another different kind of problem with computers. Some doctors say they may be bad for your (35)_____ . They say you should computers all day.

31. A. useful B. careful C. helpful D. a & c

32. A. nearly B. hardly C. never D. sometimes

33. A. Other B. Another C. Some D. Many

34. A. may B. must C. should D. need to

35. A. health B. healthy C. healthful D. healthily

7 tháng 2 2021

Exercise 6. Choose the word (a,b,c, or d) that best fits each of the blank speces.

Computers are very (31)_____ but they can also cause problems. One kind of problem is with the computer's memory. It is not perfect, so (32)_____ computers lose important information. (33)_____ problem is with the machinery. Computers are machines, and machines can break down. When computers break down, they (34)_____ erase information, like chalk on a blackboard. Or they may stop doing anything at all. And there is another different kind of problem with computers. Some doctors say they may be bad for your (35)_____ . They say you should computers all day.

31. A. useful B. careful C. helpful D. a & c

32. A. nearly B. hardly C. never D. sometimes

33. A. Other B. Another C. Some D. Many

34. A. may B. must C. should D. need to

35. A. health B. healthy C. healthful D. healthil

16 tháng 11 2021

A

8 tháng 6 2021

1 were havesting

2 are

3 Deforestation 

4 teaching

5 kindly

8 tháng 6 2021

1) were harvesting

2) are

3) Deforestation

4) teaching

5 . kindly

câu 6 chưa có đề

Điền từ còn thiếu vào chỗ chấm Taking to the skies Everyday millions of people travel by plane.However,a small percentage of passengers go weak at the knees just thinking about flying. ....... others suffer acute physical discomfort,which is mostly brought............. bye the change in air pressure.So what can be done to prevent problems?If you move about as often as............,that is walk up and down the aisle,you .........prevent sluggish circulation and stiff...
Đọc tiếp

Điền từ còn thiếu vào chỗ chấm
Taking to the skies

Everyday millions of people travel by plane.However,a small percentage of passengers go weak at the knees just thinking about flying. ....... others suffer acute physical discomfort,which is mostly brought............. bye the change in air pressure.So what can be done to prevent problems?If you move about as often as............,that is walk up and down the aisle,you .........prevent sluggish circulation and stiff joints.In..............of breathing difficulties,you will be able to ease the problem only if you oxygen intake before boarding.A good thirty-minute brisk walk shoud help.
If you intend to fly,it.......... also be wise to follow some general advice.Firstly,if you suffer.......any serious health problems,ask your doctor.......it's safe for you to travel or not.If you have a medical condition,don't forget to bring your medicine..........It has been suggested that if you canclimb a dozen stairs without getting..........of breath,it is safe for you to fly.Should you have a heavy cold or a bad cough,try to avoid flying.

1
8 tháng 11 2018

giúp mình vs

19 tháng 6 2019

1. It's a serious problem. I don't know how it can be solved

2. The teacher ordered Tom to go to the blackboard

3. I learned to swim when i was very young. I was taught by my father

4. There is somebody walking behind us. I think we are being followed

5. My grandfather was a builder. He built this house many years ago

19 tháng 6 2019

1. It's a serious problem. I don't know how it...can be solved...(can/solve)

2. The teacher ordered Tom..to go...(go) to the blackboard

3. I learn to swim when i...was...(be) very young. I..was taught....(teach)by my father

4. There is somebody walking behind us. I think we...are being followed...(follow)

5. My grand was a builder. He....built....(build) this house many years ago