问题
选择题
The teacher was a little angry because the students didn't _____ their exercise books on time. [ ]
A. hand out
B. hand to
C. hand in
D. hand on
答案
答案：C
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The teacher was a little angry because the students didn't _____ their exercise books on time. [ ]
A. hand out
B. hand to
C. hand in
D. hand on
答案：C
