Ex 1:

1. B ( plumber: thợ sửa ống nước)

2. B

3. C

4. A

5. B

6. A

7. B

8. D ( therefore: do đó)

9. C

10. B ( turn off: tắt)

Ex 2:

1. It is very important to keep the environment unpolluted

2. Nam suggested that they should use bags instead of plastics bags

3. People use too much perticides on these vegetables so they are poisonous and inedible

4. Tuan is excited that his parents will return home from the trip

5. Because it started to rain, we could not keep on cleaning the beach

6. People are worried that the oil polluted the sea

7. I suggest that Mary should stay in bed

8. Internet is used for chatting by me

trả lời :

Ex 1:

1. B ( plumber: thợ sửa ống nước)

2. B

3. C

4. A

5. B

6. A

7. B

8. D ( therefore: do đó)

9. C

10. B ( turn off: tắt)

Ex 2:

1. It is very important to keep the environment unpolluted

2. Nam suggested that they should use bags instead of plastics bags

3. People use too much perticides on these vegetables so they are poisonous and inedible

4. Tuan is excited that his parents will return home from the trip

5. Because it started to rain, we could not keep on cleaning the beach

6. People are worried that the oil polluted the sea

7. I suggest that Mary should stay in bed

8. Internet is used for chatting by m