问题
选择题
_____ did you _____ book home last week. [ ]
A. How long, leave
B. How many times, leave
C. How often, left
D. How many times, left
答案
答案:B
_____ did you _____ book home last week. [ ]
A. How long, leave
B. How many times, leave
C. How often, left
D. How many times, left
答案:B