To telephone him, you will have to（ ）his number in your phone book.
A、
look to
B、
look up
C、
look through
D、
look at
【正确答案】：B
【题目解析】：
A.look to：指望；B.look up：查阅；C.look through：逐一查看；D.look at：看，选B。句意：打电话给他，你得在电话簿上查他的号码。
To telephone him, you will have to（ ）his number in your phone book.
To telephone him, you will have to（ ）his number in your phone book.
look to
look up
look through
look at
A.look to：指望；B.look up：查阅；C.look through：逐一查看；D.look at：看，选B。句意：打电话给他，你得在电话簿上查他的号码。