问题
选择题
The littleboy's mother told him she would be back___ an hour,but she didn't. [ ]
A. within
B. without
C. inside
D. with
答案
答案：A
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The littleboy's mother told him she would be back___ an hour,but she didn't. [ ]
A. within
B. without
C. inside
D. with
答案：A