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 off
正确答案是C
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 off
正确答案是C