5【名师导航】Unit 9 My favorite subject is science（第五课时）Section B(2a-3c)课件.pptVIP

第五课时SectionB(2a3c)Unit9Myfavoritesubjectisscience)一、根据句意用所给词的适当形式填空。(5×3分＝15分)1．Wehavefour_______(class...