When you see some waste paper on the ground, you should and put it in the trash bin.
A. give it away
B. pick it up
C. turn it on
D. put it out
网友回答
A. give it away
(答案→)B. pick it up
C. turn it on
D. put it out
解析：短语辨析。Give away放弃，泄露；pick up拿起，捡起；turn on 打开；put out熄灭，出版。句意：当你在地上看到废纸时，你应该把他们捡起来，扔进垃圾箱。故选B。