问题
选择题
—_____ have you ever been to Hongkong?
—Only once. [ ]
A. How long
B. How often
C. How soon
D. How many times
答案
答案：D
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—_____ have you ever been to Hongkong?
—Only once. [ ]
A. How long
B. How often
C. How soon
D. How many times
答案：D