Question

I don't know where he lives, so I'm ________ his telephone number in the telephone book.

[　　]

A．looking at

B．looking up

C．looking over

D．looking round

Answer 1

答案：B
解析：

剖析：look at瞧，看；look up查找，仰望；look over(医生)检查；look round四下环顾．后一个分句是说从电话车里查找电话号码．