I forgot his phone number that day.I had to the phone book to find it.
A. look up
B. look through
C. look to
D. look at
网友回答
A. look up
(答案→)B. look through
C. look to
D. look at
解析：look through意为：粗略地翻阅; 细审…。look up意为：抬头看2.生意、某人的情况等 好转；改善3.拜访(某人)4.查找。