1. A vacation : kì nghỉ
2. B to visit
3. C and
4. C in
5. A with
6. B Then
7. C thành
8. D chùa
Ex2
1. On - in
2. Is - has
3. In - at
4. Dinner - lunch
5. His - her
6. On - from
7. Teach - teaches
8. On - in
9. Listens - reads
10. Go - goes
Ex3
1. Pham
2. Thuy Linh
3. 13
4. 7
5. Nguyen Du Secondary School
6. 2
7. 20 Le Loi Street
8. 5871374
9. More than 2 kilometres 
10. Motorbike

1. A 
2. B 
3. C 
4. C 
5. A 
6. B 
7. C 
8. D 
Ex2
1. On - in
2. Is - has
3. In - at
4. Dinner - lunch
5. His - her
6. On - from
7. Teach - teaches
8. On - in
9. Listens - reads
10. Go - goes
Ex3
1. Pham
2.  Linh
3. 13
4. 7
5. Nguyen Du Secondary School
6. 2
7. 20 Le Loi Street
8. 5871374
9. More than 2 kilometres 
10. Motorbike