http://www.qinxue6.com提供2009年12月4日北美托福写作机经免费下载，
iling material 3 moisture inside champers of the pyramids are released from concrete
听力反对： 1, peole can cut rock into half and make special shapes, then glue them听力反对2,butbbles come from concrete, but that concrete repair the pyramids later since they built over 4000 years ago听力反对3 oisture i
2009年12月4日北美托福写作机经
标签：
