单选题
公共英语二级
2011-08-22
A．[ A ] watched out
B．[ B ] watched at
C．[ C ] looked up
D．[ D ] looked down
参考答案
C
答案解析
本题考查词组辨析。watch out意为“留心，注意”；watch at意为“观看”；look down意为“向下看”；look up意为“抬头看”。