I.
1. A
2. B
II.
1. B
2. B
3. D
4. A
5. A
6. B
7. C
8. C
9. D
10. B
11. C
III.
1. Children spend too much time playing harmful video games.
2. Yesterday, Martin got a bad toothache because he ate too much candy.
3. Christmas is one of the most famous religious festivaal in the world.
4. Many people will be travelling to work by flying car in 2050.
IV.
1. I will invent an invention that will help to people life.
2. When go out the room, turn off all the electric equipment.
V.
1. How far is it from Binh Duong to Vung Tau?
2. Renewablr energy will be used in the future.
3. In spite of the low salary, I decided to accept the job.
4. Coal is more polluting than natural gas.
5. He used to smoke (in the past).
6. will be not -> will not be (won't be)
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