【四清导航】九年级英语全册 Unit 13 We are trying to save the earth第四课时课件.pptVIP

第四课时SectionB(1a－1e)一、根据句意及首字母提示写单词。(5×4分＝20分)1．Wecanr__boxesandplasticbottlestohelpprotecttheenvironment...