The article Lost civilizations is about a cultural expedition to sites of lost civilizations. The reading text is made up of several excerpts from the travel diary kept by a Canadian student about her travel experience in Pompeii in Italy and Loulan in China. Try to gain some information about ancient civilizations, to practise and reinfo rce your reading comprehension. The Reading strategy in this unit teaches you how to read diary entries. You are expected not only to master this strat egy but apply it to your future study as well.
Step1: Lead—in
1. Hi, everybody. Please enjoy some pictures and try to say something about them.（From the pictures, we can see the tall buildings, castles, walls and so on are all in ruins now. Most of them are completely destroyed .Although they are in ruins, yet they were once magnificent and wonderful in history. From them we dare say they are lost civilizations. Lost civilizations means ancient buildings, cultures and countries that no longer exist.）
