unit7sectionAgrammarfocus.pptx

Unit 7Teenagers should be allowed to choose their own clothes.Section A Grammar FocusReviewTalk with your classmates about your school rules by using “students are not allowed to…”.School rules Don’t arrive late for school. = Students are not allowed to arrive late for school. School rules Don’t run in the hallways.= Students are not allowed to run in the hallways. School rulesDon’t eat in the classroom. = Students are not allowed to eat in the classroom.School rules Don’t listen to music in the classroom. = Students are not allowed to listen to music in the classroom.School rules Don’t fight with others. = Students are not allowed to fight with others.School rulesDon’t cheat. = Students are not allowed to cheat.School rulesDon’t wear long hair. (boys) = Boys are not allowed to wear long hair.School rulesDon’t sleep in class. = Students are not allowed to sleep in class. Grammar FocusI don’t think sixteen-year-olds I agree. They aren’t should be allowed to drive. serious enough. Do you think teenagers should be No, I don’t agree withencouraged to make their ownthis. Teenagers are toodecisions? young to make their own decisions.Teenagers should not be allowed I disagree. They can learn to have part-time jobs. a lot from working. Do you think we may be allowed If you don’t use a flash, to take some photos if we don’t then it may be OK.use a flash?Language pointsDo you think teenagers should be encouraged to make their own decisions? 你认为应该鼓励青少年自己做决定吗？ make one’s own decisions 意为“自己做决定”，相当于make decisions for oneself。例：I just want to make my own decision. 我只想能够自己做决定。 含有情态动词的被动语态 ◆ 温故 ◆ 在英语中，动词有两种语态，即主动语态和被动语态。主动语态表示主语是动作的执行者，被动语态表示主语是动作的承受者。在前面两个单元我们已经学习了一般现在时的被动语态和一般过去时的被动语态，它们的结构为：am/ are/ is +及物动词的过去分词, were/ was+及物动词的过去分词。◆ 知新 ◆ 本单元我们主要了解含有情态动词的被动语态。它的结构是什么呢？情态动词用法（以should 为例）1.肯定式为主语+should+动词原形+其他should+动词原形 表示应该做某事以及承担的责任或义务（常