用所给单词的适当形式填空。

l.  It takes my mother an hour _____ (listen) to music.

2. Emily _____ (not take) the train to school from Monday to Friday.

3. They enjoy _____ (their) on Sundays.

4. There are many tall buildings now in many _____ (city).

5. Is Caral _____ (ride) his bike?

6. He has two ways of _____ (get) to school.

7. In summer people often go swimming in ______ (river).

8. We need _____ (study) again after school.

9.  Listen! A small number of students _____ (talk) in the classroom.

10. They usually ride their _____ (bike) to work.