=>
3. environmental
4. predict
VI/
1. A -> Although
2. D -> disturbing
V/
1. didn't watch
2. were
3. to live
4. have lived

VI/
1. Consider
2. amounts
3. stocks
4. put aside 
5. particularly

VII/
1. A ( dòng đầu đoạn 1)
2. B
3. C respresent 
4. D Banh Chung and Banh Day
5. B

VIII/
1. The sea was too rough for the children to go swimming.
2. It isn't necessary for Mrs Brown to cook lunch for me every day.
3. The price was very high, so she didn't buy the house.
4. That box hasn't been opened for the past hundred years.
IX/
1. Vietnamese people often burn incense to show respect to their ancestors.
2. Using the computer as your hobby can be harmful to both your parent and your social life.
3. Tipping is not a custom in Viet Nam, so you don't have to tip if you don't want to.
4. However, some people tip because they think the service is good.

Ảnh 3/
VI/
1. The Lion team performed less successfully than the Eagle.
2. No one in my class is taller than Peter.
3. I prefer reading comics to listening to music.
4. How much does a dish of five-coloured sticked rice cost?
5. It took me 2 hours to do my homework last night.

VII/
1. Do you think spending too much time on the Internet is harmful?
2. The internet is useful,but it's also a dangerous place.
3. Nowadays teenagers rely on technology more than in the past.
4. Some minorities in the mountains still keep their traditional ways of life.
5. Life in the countryside has changed a lot over the past ten years.