if you want to know what's on channel 20 this evening, you'd better__in the TV Guide
问题描述：
if you want to know what's on channel 20 this evening, you'd better__in the TV Guide
f you want to know what's on channel 20 this evening, you'd better__in the TV Guide
Alook it for B look it on C look it up D look it into
为什么选!
答
C look up表示查找的意思,有代词时要放在中间