BÀI TẬP ÁP DỤNG

EXERCISE 1 Complete the sentences using the given words.

affects burned caused coughed damage disease environment pollution prevent recycle

harm health

heart issue

1. Vaccination will

lung

the spread of the disease

2. Certain chemicals have been banned because of their damaging effect on the

mainly older people.

3. Shall I just throw this bottle away, or do you

4. It's a disease that

5. Modernizing historic buildings can often do more

6. The difficult driving conditions

7. We met on several occasions to discuss the

8. Regular exercise is good for your

9. Unable to escape, six people were

10. He

11. Smoking is likely to

several accidents.

?

12. There's a high correlation between smoking and

13. The first symptom of the refers to the release of pollutants into the air

14. Air

1 15. Thank you so much from the bottom of my

14. Air pollution refers to the release of pollutants into the air

15. Thank you so much from the bottom of my heart.

cancer.

is a very high temperature.

seriously in the building.

loudly to warn them he was coming.

your health permanently.

than good.

phân tích các đa thức sau thành nhân tử

1) x^2+5x+8

2) x^2+8x+7

3) x^2-6x-16

4) 4x^2-8x+3

5) 3x^2-11x+6