4、许做某事I’mnot______ to smoke by my parents.我不被父母允许抽烟。 综合练习:a)Pleasestop______!It_________inclass.A.talking;isn’tallowedB.talking;allowsC.totalk;isn’tallowedD.totalkme;doesn’tallowb)Pets___________toentertheshoppingcenter!A.areallowedB.don’tallowedC.aren’tallowedD.allow3.复习:①insteadof介词“代替”instea