B.3.

1. She goes to work by train.

2. He goes to school by bus.

3. You can get to the airport by taxi.

4. They get home every day by train.

B.4. 

     1. Camera.   ( Máy chụp ảnh. )

     2. Umbrella.      ( Ô/ dù. )

     3. Personal belongings.     ( Đồ dùng cá nhân. )

     4. English textbooks and notebooks.    ( Sách giáo khoa và vở viết tiếng Anh. )

1 she goes to work by train

2 you get to the airportl by taxi

3 he goes to school by bus 

4 they get home by train every day

1 camera

2 umbrella

3 dictionary

4 english book