Question

—How wonderful you are playing the piano﹗       do you practice it a week?
—Twice. Practice makes perfect.
A. How often       
B. How soon           
C. How long

Answer 1

A

试题分析：句意：你钢琴弹得真好！你一周练习几次？两次。熟能生巧。A. How often“多长时间一次，表示频率”B. How soon“多久，多少时间之后”；C. How long“有多久”。结合语境，故选A。