1.Noise pollution causes a change in animal's living pattern.

2.If I were you, I would recycle these plastic carrier bags.

3.Because of dangerous acid rain, trees' leaves are damaged.

4.Unless John change his way, he will end up in prison.

5.If there wasn't too much light in the city at night, people could see the stars clearly.

6.If I saw a UFO, I would take some photos.

7.Since radioactive can cause abnormal growth, it's very dangerous.

8.If we take action immedately, things will change for the better.

9.Let's me make your school clean.(Bạn nên thêm gợi ý vào câu này và nếu chưa rõ ràng để mình sửa nhé!)

Chúc bạn học tốt!

1.Noise pollution causes change in animals'living pattern.

2.If I am not you i will should recycle these plastic carrier bags.

3.Acid rain is dangerous because of Trees' leaves are damaged. 

4.If Joe doesn't change his way, unless he will end up in prison. 

5.If there is so much light in the city at night, people will cannot see the stars clearly.

6. If I see a UFO. I will take some photos.

7.Radioactive is very dangerous since it can cause abnormal growth.

8.We will take action immediately. If Things change for the better.

9.không thấy rõ đề