Unit7 Teenagers should be allowed to choose their own clothes.Grammar Focus(4a-4c)“NO! You should never be allowed to drive.”passive voice with modal verbs(含情态动词的被动语态)某个被动性动作所反映出的情感和态度。conception(概念)Dictionary in school.The flowers once a day.This book by him.Our classroom every day. can be used should be cleanedmust be wateredmay be pickedFind out the basic structure of passive voice with modal verbs .含情态动词的被动语态的结构：canshouldmaymust+ be done能被...应该被...可能被...必须被...Structure(构成)情态动词+助动词be +及物动词的过去分词(done)GrammarFocusCircle the structure of passive voice with modal verbs from these sentences.My homework should be done (by me) every day.My homework should not be done (by me) every day.Should your homework be done (by you) every day?肯定句否定句一般疑问句肯定句结构：My homework should be done (by me) every day.主语 +情态动词+be+done+(by+宾语)+其它Sentence pattern(句式)否定句结构：My homework should be done (by me) every day.not主语+情态动词+not+be done+其它一般疑问句结构：My homeworkshouldbe doneyour homeworkShould (by me) every day. (by you) ?Do an exerciseAsking questions can be |
