—Jim, what are you ?
—A dog. It is playing with a ball on the floor.
A. looking for
B. looking at
C. looking like
D. looking up
网友回答
A. looking for
(答案→)B. looking at
C. looking like
D. looking up
解析：look for 寻找； look at看；look like看起来像……；look up向上看，查阅。句意：吉姆，你正在看什么？——一条狗，他正在地板上玩球。故选B。