-----will your father be back from work?-----In half an hour.A. How longB. How soonC. when

发布时间：2020-08-23 00:19:53

-----     will your father be back from work?
-----In half an hour.
A. How long
B. How soon
C. when
D. How often

网友回答

A. How long
(答案→)B. How soon
C. when
D. How often
解析：How long多长;How soon多久;when什么时候;How often多久一次.根据下文,半个小时后,可知上文提问的是多久,故选B.
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