问题补充:
— do you play computer games?
—Every night.
A. How long
B. When
C. How much
D. How often
答案:
A. How long
B. When
C. How much
(答案→)D. How often
解析:句意:你多久玩一次电脑游戏?每天晚上都玩。how long 就一段时间提问;when表示“什么时间,何时”,how much表示“多少”,用来修饰不可数名词;how often就频率提问;根据后面的回答可知本句是询问的玩电脑游戏的频率;故选D。