问题
选择题
You can take anything from the shelf and read, but please _______the books when you’ve finished with them.
A．puton
B．putdown
C．putback
D．putoff
答案
答案：C
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You can take anything from the shelf and read, but please _______the books when you’ve finished with them.
A．puton
B．putdown
C．putback
D．putoff
答案：C