— do you use the Internet ?—Twice a week. A. How oftenB. How soonC. How longD. How Many t

问题补充：

— do you use the Internet ?—Twice a week.

A. How often

B. How soon

C. How long

D. How Many times

答案：

(答案→)A. How often

B. How soon

C. How long

D. How Many times

解析：How often多久一次；How soon多久；How long多长；How Many times多少次。根据下文，一周两次。可知上文问的是，你多久用一次互联网？结合语境可知选A。