You should ___________ your exam paper carefully before you hand it in.A look downB catch sight ofC look overD hang up

问题描述:

You should ___________ your exam paper carefully before you hand it in.
A look down
B catch sight of
C look over
D hang up

选C
A look down 向下看,加UPON的时候是"看不起"
B catch sight of 看见
C look over 浏览
D hang up 挂掉(电话)