【题目】You can take anything from the shelf and read, but please ________ the books when you've finished with them.
A.put on
B.put down
C.put back
D.put one's hands on

【答案】C
【解析】put on意为“穿上，上演”；put down意为“放下，写下”；put back意为“将……放回”；put one's hands on意为“找到”。只有选项C符合题意。故选C。