-How often does he write emails to his friend?-______.

—That actor often joins in dfferent activities in Beijing. Do you know        ?

—For 5 years.

A. how soon he will come back       

B.how long he has stayed there

C. how long has he stayed there       

C. how often does he go there

---How often does he go to the Swimming Club?

          ---________.

          A. Two hours     B. Twice     C. Two a day      D. Twice a week

  Look at Li Ping’s timetable, and then choose the right answer to each question.
Timetable