1.look at 考慮;著眼于
The children looked at their new teacher in curiosity.
孩子們好奇地望著新老師 。
His girlfriend is pretty to look at.
他的女朋友長得好看 。
2.used to 慣于;過去經常
He used to stand in for the star.
他過去一直在給明星做替身 。
He used to go shopping every morning.
他以前每天上午都去商店買東西 。