VI)

1. Tea is cheaper than coffee

2. The new harvest machine is more effective than the old one

3.  The countryside is more beautiful than the town

4. A tractor is more powerful than a buffalo

5. My sister is taller than me

6. Blue whales are heavier than elephants

7. The Mekong River is longer than the Red River

8.  Do you think English is easier than French in grammar?

9. My new bed is more comfortable than my old bed

10. The film about my village town is more interesting than the book

VII)

1. I work faster than Tom does.

2. Mai sings more beautifully than Mi does.

3. We arrived earlier at the party than the Smiths were last night.

4. Phong speaks more loudly than Nick does.

5. I speak English more fluently than my sister does.

1.cheaper
2.more effective 
3.as beautiful as
4.more powerful
5.taller
6.heavier
7.as long as
8.easier than
9.as comfortable
10.more interesting

1.I work faster than Tom
Chúc bạn học tốt mình ko chắc mấy câu còn lại đc nên mình giúp nhiêu đây thôi!