—____________ can you finish this English exam?
—In about one and a half hours.
A. How far B. How often C. How soon D. How long
—____________ can you finish this English exam?
—In about one and a half hours.
A. How far B. How often C. How soon D. How long
【答案】C
【解析】考查疑问副词的用法。how far表示多远，用于路程提问；how long 表示“（延续）多长时间”，回答用for…或since…引导的时间状语；how often 表示多久一次，指动作的频率；how soon 表示还要多久才…一般用于将来时，回答用“in…”引导的时间状语。由答语“大约一个半小时后”，可知提问多久。故选C。