问题
选择题
When we realize yesterday is gone forever, we find we are growing up ______. [ ]
A. little by little
B. step by step
C. one by one
D. side by side
答案
答案：A
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When we realize yesterday is gone forever, we find we are growing up ______. [ ]
A. little by little
B. step by step
C. one by one
D. side by side
答案：A
方