Question

Answer 1

3 Solar energy will be used by many countries in the world

4 How will you travel from one place to another?

5 We will reduce the use of electricity to save our energy

Đề 7

I

1 B

2 B

3 C

II

1 C

2 A

III

6 B

7 B

8 A

9 D

10 D

11 C

12 B

13 A

14 B

15 B

16 B

17 A

Answer 2

3. Solar energy will be used by many countries in the world.

4. How will you travel from one place to another ?

5. We will reduce the use of electricity to save our energy.