问题补充:
— will you finish your homework?
— In half an hour.
A. How long
B. How far
C. How soon
D. How often
答案:
A. How long
B. How far
(答案→)C. How soon
D. How often
解析:句意:你要多久完成作业?半个小时。finish your homework 完成作业;A多长;B多远;C多快;D多久一次,根据In half an hour半个小时之后;结合题意选C。