—______ will you come back, Mum?
—In ten minutes.
A. How long B. How soon C. How often D. How far
—______ will you come back, Mum?
—In ten minutes.
A. How long B. How soon C. How often D. How far
B
词义辨析。how long 指时间或长度，意为“多长”； how soon 指时间“多久，多快”，常用于将来时；how often 指频率，“多久一次”；how far 指距离，路程，“多远”。根据答语应为“多久，多快”。