PAGE PAGE 6(必修三)Unit 4 Astronomy: The science of the stars一．知识回顾I.重点词汇及短语1.太阳系_____________________ 2.及时终于___________________ 3.下蛋 ______________________ 4.产生分娩_________

单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级Book III Unit 4AstronomyWhats the meaning of the word AstronomyI. Warming upthe science of starsthe scientific study of stars an