Unit 3 Back to the pastWord powerUnit 3 Back to the pastWord power1.The pictures in the museum show the ancient c_________ of Greece and Rome.2.The professor regularly gives l______ about modern English literature. 3. The school was completely d_________by the fire started by some students. 4. We’ve decided to have the house painted and then d_________it with some paintings. 5.A v______ is a mountain with a large hole at the top, through which lava sometimes is forced out.6.The president asked us to find some time to read these __________( 文件 ) carefully.7. Luckily, the two men managed to flee the car before it _________ ( 爆炸 ). 8. The _________( 最富有的 ) person is not necessarily the happiest one in the world.9. The air _______ ( 灾难 ) is the worst in history, resulting in the death of onehundred and twenty people. 10. ________ in 1993, the music club is still popular among the studentsivilizationsecturesestroyedecorateolcanodocumentsexploded wealthiest disaster Founded1. Do you want to know more about the ancient civilizations in the world?2. How can we get information about the ancient civilizations?3. Do you know anything about UNESCO?Read the letter from Ann to her friend in Part A on page 47, and try to get some information about UNESCO.1. What does UNESCO stand for? United Nations Educational, Scientific and Cultural Organization.2. How many World Heritage sites are there on the World Heritage List put out by UNESCO? Altogether there are about 900 World Heritage sites.3. What are the three types of World Heritage sites? Sites are divided into three types:• cultural heritage sites• natural heritage sites• mixed cultural and natural heritage sitesLook at the following pictures a...