单元重难点Unit13pollutionkindsofpollutionnoisepollutionlandpollutionairpollutionwaterpollutionkindsofpollutionandwaystocutdownKind...
第四课时SectionB(1a～1e)01基础过关Ⅰ.用方框中所给单词的适当形式填空。take，recycle，own，napkin，shop1.________paperisareallyeasyt...
第一课时SectionA(1a～2d)01基础过关Ⅰ.根据句意及首字母提示填写单词。1.Wecanclearlyseefishswimmingattheb________oftheriver.2.Thegirl...
