问题补充：
does it take you to do your homework every day?
A. How often
B. How long
C. How many
D. How far
答案：
A. How often
(答案→)B. How long
C. How many
D. How far
解析：句意:每天做家庭作业花费你多长时间？A.How often多久一次，B.How long多长时间，C.How many多少，D.How far多远。It takes somebody some time to do something. 是固定句式。意为：花费某人一段时间去做某事。据句意故选B。
