I.
1. C: saw. 3. B: plays.
2. B: decided. 4. C: sew.
II.
1. Eating lots of sugar is bad for our health.
2. Next week, we will take part in a new activity.
3. He spends two hours a week to play computer game.
4. Now he is playing soccer with his classsmates.
5. I like peas. So do I.
6. We got used to drive on the left after living in English for a month.
7. My brother swims very quick.
8. Last year, he visited Ha Long Bay.
9. It is a forty-minute test.
10. What beautiful flowers!
C: Reading.
I.
(1) much. (3) live.
(2) programs. (4) events.
II.
1. Because of about million people have to go to the doctor because of headache.
2. They can see black dots or bright in front of their eyes.
3. Yes, they can.
4. When they work too hard or they are too nervous about something.
5. They can prevent headaches by changing their diets or their life style.
D. Writing.
I.
1. No one in my class taller than Mary.
2. Her brother plays very good.
3. How tall is your sister?
4. What about seeing a detective film.
II.
1. We learn about write essays and books in the literature.
2. The bell rings and all the students go into the yard at half past ten.
3. Ba is learning to play the guitar in the room.
4. Would you like to come to my home for dinner?