...you don’t stop swimming in that lake, you will have skin rashes

The residents of the street cannot sleep because of the loud noise from the music club

The tsunami made many people in this area become homeless

Many plants and trees died since the acid rain happened last month

Because factories produce waste and pour it into rivers and lakes, many rivers and lakes are contaminated

Because Linh lives in the area affected by air pollution, she has breathing problem

The typhon came after they had repaired their house

2. Stop swimming in that lake, or you will have skin rashes. (If)

____If you don't stop swimming in that lake, you will have skin rashes.___

3. The noise from the music club is loud. The residents of the street cannot sleep. (because of) à___Because of the loud noise from the music club,the residents of the street cannot sleep.__________________________________________________________________________

4. The Tsunami happened. Many people in this area became homeless. (made)

The Tsunami happened, which made many people in this area become homeless

5. The acid rain happened last month. Many plants and trees died. (Since)

Since the acid rain happened last month, many plants and trees have died

6. Many rivers and lakes are contaminated. Factories produce waste and pour it into rivers and lakes. (because)

Because factories produce waste and pour it into rivers and lakes, many rivers and lakes are contaminated.

8. They repaired their house, then the typhoon came. (After)

After they had repaired their house, the typhoon came

II.Rewrite the following sentences, using the conditional sentences, type 1 and 2

1. The soil is poinoned because farmers use too many pesticifes and herbicides. (If)

=>If farmers didn't use too many pesticides and herbicides,the soil wouldn't poisoned.

2. Many people have stomachache due to the contaminate food. (If)

=>If the food wasn't contaminated , many people hadn't stomachache.

3. Stop swimming in that lake, or you will have skin rashes. (If)

=>If you stop swimming in that lake , you won't have skin rashes .

4. Lan lives in the area affected by air pollution, so she has breathing problem. (If)

=>If Lan doesn't live in the area affected by air pollution,she won't have breathing problem.

1,If famers didn't use too many pesticifes and herbicides, the soil wouldn't poinoned

2,If the food wasn't contaminate, many people hadn't stomachache

3,If you stop swimming in the lake,you won't have skin rashes

4,If Lan didn't live in the area affected by air pollution, she wouldn't have breathing problem

Đáp án:B

Giải thích: Unless = if…not…: nếu không, trừ phi

Stop Ving: ngừng làm gì <> keep Ving: cứ tiếp tục làm gì

Dịch: Nếu bạn không ngừng bơi ở cái hồ đó, bạn sẽ bị nổi mẩn ngứa đó.

Ex1:Complete the second sentence so that it has similar meaning to the first sentence

1>The soil is poisoned because,farmers use too many pesticides and herbicides.

-If.............................famers used too many pesticides and herbicides, the soil would be poisoned ...............................................................................................

2>I can't help you unless you tell me what's wrong.

-If....................................you don't tell me what's wrong , I can't help you ......................................................................................

3>Many people have stomachache due to the contaminated food.

-The food..............................is contaminated so many people have stomacchache ....................................................................

4>Stop swimming in that lake,or you will have skin rashes.

-If...................................you don't stop swimming on that lake, you will have skin rashes........................................................................

5>John lives in the area affected by air pollution,so he has breathing problem.

-Because....................................John lives in the area affested by air pollution, he has breathing problem........................................................................

-If.................................John didn't live in the area affected by air pollution, he wouldn't have breathing problem........................................................................................

6>We use eco-friendly products and we can protect environment.

-It we...........................................use eco-friendly products, we can protect environment.......................................................................

7>I think you should volunteer to clean the beach.

-If I were....................................you, I would volunteer to clean the beach.............................................................

8>The air is polluied,so there are breathing problems(leads).

-> The air pollution leads to breathing problems

9>Their children have birth defects because the parents were exposed to radiotion(so)

-> The parents were exposed to radiotion so their children have birth defects

Question 33. Be careful or you will have an accident. (if)
 ______If you aren't careful, you will have an accident_________________________________________________________________________.
Question 34. What is the distance between Ha Noi and Da Nang? (far)
 ______How far is it from Ha Noi to Da Nang?_________________________________________________________________________.
Question 35. My dad used to work in a small village. (worked)
 __My dad worked in a small village in the past____________________________________________________________________________.
Question 36. Although they were tired, they finished their jobs. (but)
 ____They were tired, but they finished their jobs___________________________________________________________________________.
Question 37. Although he was inexperience in the field, John applied for the job. (however)
 ___He was inexperienced in the field; however, he applied for the job____________________________________________________________________________.
Question 38. This restaurant has a good service; however, the food is not delicious. (although)
 __Although this restaurant has a good service, the food is not delicious _____________________________________________________________________________.
Question 39. My teacher is always a careful driver. (driv es)
 ___My teacher always drives carefully____________________________________________________________________________.
Question 40. Is it possible to travel to Korea by car? (can)
 ______Can we travel to Korea by car? ____________________________________________________________________

#YN

1.I have learnt English for 10 years.

2.If you don't stop swimming in that like,you will have skin rashes.

3.The rescue workers will be sent to the flooded villages.

4.If I am you, I use energy efficent light bulbs.

5.The polluted environment makes birds leave their habitats and plants die.

6. Since I could swim, I went scuba diving with Terry. 

7. Because of his untidy room, his mother is unhappy.  

8. If Paul  had a car, He could drive to work.

Question 37: Stop dumping poison into the lake or all the fish and other aquatic animals will die.

A. If people don’t stop dumping poison into the lake, all the fish and other aquatic animals will die.

B. If people didn’t stop dumping poison into the lake, all the fish and other aquatic animals would die.

C. If people stop dumping poison into the lake, all the fish and other aquatic animals won’t die.

D. If people stopped dumping poison into the lake, all the fish and other aquatic animals wouldn’t die.

Question 38. We can’t see the stars at night because there is too much light pollution.

A. If there isn’t too much light pollution, we can see the stars at night.

B. We can’t see the stars at night due to there is too much light pollution.

C. Because there is too much light pollution, so we can’t see the stars at night.

D. Too much light pollution makes us impossible to see the stars at night.

Question 39. Robots can’t replace teachers.

A. Teachers can’t be replaced by robots.

B. Teachers can replace robots.

D. Robots couldn’t be replaced by teachers.

C. Teachers won’t be replaced by robots.

Question 40. You’d better not waste time texting and surfing the internet.

A. If you don’t have time, you shouldn’t waste time texting and surfing the internet.

C. You are not allowed to waste time texting and surfing the internet.

B. If I were you, I wouldn’t waste time texting and surfing the internet.

D. You mustn’t waste time texting and surfing the internet.

Along with jogging and swimming, cycling is the best all-round forms of exercise. It can help to increase your strength and energy, giving you a stronger heart. You don't carry the weight of your body on your feet when cycling. It is also a good form for people with a pain in your feet or your back. You should start your hobby slowly. Doing too quickly-can have bad effects.

You should cycle twice or three times a week. If you find you are in pain, you will stop and take a rest.

1. Why is cycling a good form of exercise

=> Because  can help to increase your strength and energy, giving you a stronger heart

2. Why might people with a pain in the back go cycling ?

=>Because You don't carry the weight of your body on your feet when cycling

3. what will happen if you do too quickly ?

=> If you do too quickly, you can have bad effects

4. How often should you go cycling ?

=> You should cycle twice or three times a week

5. What will you do if you find you are in pain ?

=> If you find you are in pain, you will stop and take a rest.

Along with jogging and swimming, cycling is the best all-round forms of exercise. It can help to increase your strength and energy, giving you a stronger heart. You don't carry the weight of your body on your feet when cycling. It is also a good form for people with a pain in your feet or your back. You should start your hobby slowly. Doing too quickly-can have bad effects.

You should cycle twice or three times a week. If you find you are in pain, you will stop and take a rest.

1. Why is cycling a good form of exercise?

It can help to increase your strength and energy, giving you a stronger heart.

2. Why might people with a pain in the back go cycling ?

You don't carry the weight of your body on your feet when cycling.

3. what will happen if you do too quickly ?

Bad effects.

4. How often should you go cycling ?

You should cycle twice or three times a week.

5. What will you do if you find you are in pain ?

If you find you are in pain, you will stop and take a rest.

Along with jogging and swimming, cycling is the best all-round forms of exercise. It can help to increase your strength and energy, giving you a stronger heart. You don't carry the weight of your body on your feet when cycling. It is also a good form for people with a pain in your feet or your back. You should start your hobby slowly. Doing too quickly-can have bad effects.

You should cycle twice or three times a week. If you find you are in pain, you will stop and take a rest.

1. Why is cycling a good form of exercise

=> Because  can help to increase your strength and energy, giving you a stronger heart

2. Why might people with a pain in the back go cycling ?

=>Because You don't carry the weight of your body on your feet when cycling

3. what will happen if you do too quickly ?

=> If you do too quickly, you can have bad effects

4. How often should you go cycling ?

=> You should cycle twice or three times a week

5. What will you do if you find you are in pain ?

=> If you find you are in pain, you will stop and take a rest.