4. Can going to Sa Pa by motorbike be possible ?

5. My mother drives carefully.

Ex3. 

1. Do they walk to school.

2.My brother usually drives to work.

3. My father takes me to the bus stop by car.

4. In bad weather, he goes to school by car.

5. Peter always go to his new house on foot.

6. Mary usually cycles to school.

Ex 1. 

1. D

2. A

3. D

4. B

5. B

2)

4. Can I go to SaPa by motorbike?

5. My mother drives carefully.

3)

1. Do they walk to school?

2. My mother usually drives to work.

3. My father takes me to the bus station by car.

4. In bad weather, he goes to school by bus.

5. Peter always goes to his new house on foot.

6. Mary usually rides a bike to school.

I)

1D, 2A, 3D, 4A, 5B