look after 照料；
look at 看；
look back 回顾；
look in 顺便来访=drop in；
look into sth 调查,了解某事,浏览(书报)；
look on as 把...看作... look out 小心,当心,向外看；
look around 到处看
Look, I think we should go now.
喂，我想我们现在得走了。
Don\'t look at me like that.
别这样看着我。
Looking after number one is all she thinks about.
她一心只顾着自己。
