---_____ does she chat with friends on the Internet?

--- Once a week.

A．How long          B．How often         C．How many times    D．How much

—      does it take you to go by bus from Tianjin to Beijing?

—About five hours.

—________ do you update your micro blog (微博)?  

—Twice a week.

A. How long       B. How often        C. How many times        D. How soon

 --_______ does your father watch TV?

       --He is always busy, so he _______watches TV.

A. How long; sometimes     B. How often; hardly ever

C. How many; never        D. How much; always

—_________ a week does Tom go to the club ? — Once a week.

    A. How often        B. How soon     C. How many times       D. How long