问题补充:
— times a week do you go to the library?
— Twice a week.
A. How long
B. How soon
C. How often
D. How many
答案:
A. How long
B. How soon
C. How often
(答案→)D. How many
解析:句意:—一周你去图书馆多少次?—每周两次。How long 多长时间, how soon多长时间以后 how often多长时间一次how many多少,后跟复数名词。从语境中可看出,问多长时间一次,如果没有times a week,要用how often,它的干扰性很大。因此选D。
考点: 考查疑问词的用法。