【正文】
danger now. ?Read the part2 and try to finish activity 2. ? and exposure to the air. ? origin of pollution is from nearby cement factories. ? the site endangered, the UNESCO remended the site be closed and repaired. ? general public and the government. ?The main idea of each paragraph of part 2. Para 1 The importance of Zhoukoudian ? of the destruction ? demands ? to protect the relics ?Use the main ideas of each paragraph, and add some details to retell the second part. ?Homework ? the activities 36 on page 73 and 74. ? useful expressions and plicated structure. Thank you for ing!