1.D

2.A

3.B

4.C

5.D

6.A

7.B

8.C

9.A

10.B

1.B

2.A

3.B

4.D

5.D

6.B

1.D

2.B

3.A

4.A

5.B

6.B

7.A

8.A

9.B

10.A

1. If we plant more trees, the air will be fresher.

2. If the soil (đất) was polluted, the vegetables will die .

3. Unless he calls me ,I will stay at home.

4. The weather is not very good. It might rain this afternoon.

5. If a student recycles the papers ,he will save energetic.

6. I haven't cleaned my room for a long time.

1.We should buy an automatic ( tự động) washing machine to convenience . AUTOMATION

2. Instead of using plastic bag, we should use reusable bag. REUSE

3. The air pollution causes breathing problems . POLLUTE

4. Big Ben is the most famous tower in England. FAME

5. I think the most useful and convenience of all house appliances. APPLY

6. I would like to have a wireless ( không dây) TV in my future house. WIRE

7. She lives in a small village and its surroundings (vùng lân cận) are very beautiful. SURROUND

8. Most people want to live in a more comfortable house. COMFORT

9. Do you think all the cars in the future will run on electricity ? ELECTRIC

GOOD LUCK! ^_^

1. The Nile is the longest river in the world.

=> No river in the world is as long as the Nile. / No river in the world is longer than the Nile.

2. We will probably visit Japan in the future.

=> We might visit Japan in the future .

3. My brother can run very fast .

=> My brother is a very fast runner.

4. Nga likes badminton best.

=> Nga's favourite sport is badminton.

GOOD LUCK! ^_^

Thank you very much! ^_^