— a week do you use your computer?—Twice.A. How oftenB. How soonC. How many timesD. How lo

问题补充：

— a week do you use your computer?

—Twice.

A. How often

B. How soon

C. How many times

D. How long

答案：

A. How often

B. How soon

(答案→)C. How many times

D. How long

解析：twice是 两次的意思，故就其提问应用how many times。