1. Some books were bought yesterday.

2. If we don't stop polluting the environment, we will destroy the Earth completely.

3. After all the villagers had been evacuated to safe shelters, the volcano started to erupt.

4. If English were my mother tongue langue, I could speak it as native speakers.

5. Hundred of houses have been damager in my area by the storm.

6. If people throw rubbish in the street, it won't look attractive.

7. Due to the heavy rain, the road in front of my house was flooded.

8. These exercises must be done carefully.

9. If you revise the lessons well, you will get good grade.

10. Because the weather is bad, we have to cancel the picnic.

1. Some books were bought yesterday.

2. If we don't stop polluting the environment, we will destroy the Earth completely.

3. After all the villagers had been evacuated to safe shelters, the volcano started to erupt.

4. If English was my mother tongue language, I could speak it as native speakers.

5. Hundreds of houses have destroyed in my area by the storm.

6. If people didn't throw rubbish in the street, the street would look attractive.

7. Due to the heavy rain, the road in front of my house was flooded.

8. These exerises must be done carefully.

9. If you revise the lessons well, you will get good grade.

10. Because the weather is bad, we have to cancel the picnic.

Chúc bạn học tốt ~

# Yumi