Keep your head up, and look around you from time to time.要抬起头，不时看看四周。I'm going to look around and see what I can find.我去四下里转转，看能发现些什么。You'd better look around carefully before making the final decision.在作最后结论之前...
古罗马人征服英国的时候也带来了这个风俗。When they conquered Britain, the Romans brought this custom with them.我们周围都是古罗马的遗迹。There are Roman remains all around us.古罗马人最先种植莴苣。Lettuce was grown by the Ancient Romans....