Question

— _______ do you play computer games?
—Sometimes.

A．When

B．What time

C．How often

D．How many

Answer 1

C               

             
试题分析：考查连词。When 什么时候；what time什么时间；how often多久表频率；how many 多少。句意：你多久玩次电脑？有时候。根据下方提到Sometimes 可见是问频率，故选C项。