A. Language
B1:
x: 1, 3, 4, 7, 8, 12.
√: 2, 5, 6, 10, 11.
B2:
1. A 2. C 3. C 4. B 5. B
B3:
- yourself: tidying up your room, collecting stamps, washing your hands before meals, eating a lot of fruit.
- your communicaty: helping the old, raising money for the poor, collecting rubbish in your area, open classes for street children.
B4:
1. obesity; 2. community; 3. calories; 4. staying in shape; 5. donating; 6. hobby
B5:
1. A; 2. B; 3. A; 4. B; 5. C.
B6:
1. D; 2. E; 3. A; 4. C; 5. B
B7:
Tất cả các câu trả lời đều là Yes, I do hay No, I don't.
B. Skills
B1:
1. A; 2. B; 3. C; 4. B
B2:
1 + 2. Yes, I do./No, I don't.
3. Yes, they do./No, they don't.
4. Yes, they should./No, they shouldn't.
5. Yes, I'd like to./No, I don't.
B3:
1. A; 2. B; 3. B; 4. C
B4:
- Hình 1:
1. They water and take great care of the trees during the first month.
5. This activity is often done in spring.
6. They dig a hole to put the young tree in.
- Hình 2:
2. They carry recycled bags to put the rubbish in.
3. The community organises this activity once a month.
4. They walk along the beach and collect all the rubbish.
