À vâng.

1. Nick washes his hands a lot because he does not want to catch the flu

2. David eats lots of junk food and he doesn't do exercise

3. Elena should try to relax more and sleep more

4.  My sister plays computer games and she doesn't do exercise too

5. Eating carrots helps you see better at night

6. Going outside with wet hair gives you a cold or flu

7. Eating fresh fish makes you smarter

8. When you go outside with wet hair, it makes you get a cold or flu

9. If you eat fresh fish, it makes you smarter

10. If you eat carrots, it helps you see at night clearly

1. We taught English to children in a primary school last summer

2. I love spending time outdoors with my family

3. Acne affects 80% of young people

4. I enjoy listening to classical music in my spare time

5. She often carves eggshells as special gifts for her family

`214xx109-214`

`=214xx(109-1)`

`=214xx108`

`=23112`

1. I was given a dictionary by my father last Sunday

2. Due to missing the bus so Mr. Ba was late for the meeting 

(hình như ''metting'' bên trên là ''meeting'' chứ nhỉ)

136. produce

137. famous 

138. attraction

139. không cho từ

140. tourists

1. He'll be brought in for an examination by the doctors 

2. If you don't hurry up, you'll be late for school

3. Although Mike doesn't speak French, he decied to settle in Paris

Của tớ vẫn đúng mà nhỉ?

1. Ha Long Bay has been recognized bu UNESCO as a Word heritage site (Câu bị động)

2. The robbers have been caught (Câu bị động)

3. Mary used to slee in the same room as her parents when she was a child (Câu có cấu trúc used to; used to có nghĩa là trước đây thường xuyên làm việc gì nên câu trên ta không thêm usually)

Tùy cậu thôi.