1、Section A 2d Grammar Focus-4a Unit 7 Teenagers should be allowed to choose their own clothes. By Zhang Chongfang1. Talk about what you are allowed to do or not. 2. Talk about if you agree or disagree with something.As a teenager, you have a lot of rules at school. Lets talk about them in pairs.A: I
2、think/ I dont think teenagers should be allowed to.B: I agree./ I disagree. 一、一、Free talkFree talk1. 我我认为不应该认为不应该允许允许16岁的孩子开车。岁的孩子开车。 I dont think sixteen-year-olds should be allowed to drive.二、按要求完成句子二、按要求完成句子2. 你认为应该允许你认为应该允许13岁的孩子们做兼职工作岁的孩子们做兼职工作吗？吗？ Do you think thirteen-year-olds should be allo
3、wed to have part-time jobs?3. 安娜允许选择安娜允许选择自己的衣服。自己的衣服。 Anna is allowed to choose her own clothes. 4.They should allow us to have part-time jobs. ( (变被动语态变被动语态) ) We _to have part-time jobs.should be allowed Sandy: Im really excited about seeing the famous paintings by Picasso. Wu Lan: Me, too! Im gl
4、ad Mr. Smith chose the art museum for our school trip this year. Sandy: Im going to bring my new camera to take lots of photos!Wu Lan: Oh, no. Mr. Smith says we must not take photos. Its not allowed in the museum.1. Where are they going for their school trip ?2. Can they take photos in the museum? W
5、hy or why not? 2d Role-play the conversation. Read 2d and answer the questions.1. Where are they going for their school trip?2. Can the students take photos in the museum? Why or why not?They are going to an art museum for their school trip.No, they cant. Because its not allowed in the museum.2d Rol
6、e-play the conversation.Sandy: Im really excited about seeing the famous paintings by Picasso. Wu Lan: Me, too! Im glad Mr. Smith chose the art museum for our school trip this year. Sandy: Im going to bring my new camera to take lots of photos!Wu Lan: Oh, no. Mr. Smith says we must not take photos.
7、Its not allowed in the museum.2d Role-play the conversation.Sandy: Im really excited about seeing the famous paintings by Picasso. Wu Lan: Me, too! Im glad Mr. Smith chose the art museum for our school trip this year. Sandy: Im going to bring my new camera to take lots of photos!Wu Lan: Oh, no. Mr.
8、Smith says we must not take photos. Its not allowed in the museum.Sandy: Thats too bad! Do you think we may be allowed to take photos if we dont use a flash?Wu Lan: Hmm . I think they just want to protect the paintings. So if you dont use a flash, then it may be OK.Sandy: Yeah. I think we should be
9、allowed to do that. Ill bring my camera anyway.Fill in the blanks according to the conversation in 2d.Sandys really excited_ seeing the famous paintings _ Picasso. Wu Lans glad Mr. Smith chose the art museum for their school trip. Sandy is going to bring a new camera to _. But taking photos _ in the
10、 museum. Wu Lan thinks they just wants _ the paintings. So it _ to take photos if people dont use a flash.take lots of photos is not allowed to protect bymay be allowed aboutGrammar FocusI dont think sixteen-year-olds should be allowed to drive.Do you think teenagers should be encouraged to make the
11、ir own decisions?Teenagers should not be allowed to have part-time jobs?Do you think we may be allowed to take photos if we dont use a flash?I agree. They arent serious enough./They are not old enough.If you dont use a flash, then it may be OK.No ,I dont agree with this . Teenagers are too young to
12、make their own decisions.I disagree. They can learn a lot from working.Read and role-play含情态动词的被动语态含情态动词的被动语态 思维提升思维提升句式句式结构结构示例示例肯定句肯定句 主语主语+情态动词情态动词+be+及物及物动词的过去分词动词的过去分词(+by)Teenagers should be allowed to go shopping.否定句否定句 主语主语+情态动词情态动词+not+be+及物动词的过去分词及物动词的过去分词(+by)The word cant be used in this
13、 sentence.一般疑一般疑问句问句情态动词情态动词+主语主语+be+及物及物动词的过去分词动词的过去分词(+by)?Must the work be finished today?特殊疑特殊疑问句问句特殊疑问词特殊疑问词+被动语态的被动语态的一般疑问句？一般疑问句？Who should be asked for help?u 被动语态被动语态的基本结构的基本结构:be + done (p.p.)+ (by )u be有各种时态的变化有各种时态的变化u 其否定形式为其否定形式为 be+not+done（过去分词）（过去分词）u 其一般疑问句形式为其一般疑问句形式为 Be+主语主语+done
14、（过去分词）（过去分词）.在英语中，动词有两种语态，即主动语态和被动语态。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主动语态表示主语是动作的 ，被动语态，被动语态表示主语是动作的表示主语是动作的 。在前面两个单元我们。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。语态。执行者执行者承受者承受者谓语谓语宾语宾语主动语态变为被动语态的基本步骤：主动语态变为被动语态的基本步骤：1.1.宾变宾变主主2 2. .谓语动词变被动谓语动词变被动 3 3. .主变主变宾宾(by)(by)被动语态被动语态主语
15、主语谓语谓语宾语宾语主语主语主动语态主动语态 语法知识导图语法知识导图 Gina can be taken good care of by Amy. 按要求完成下列各句按要求完成下列各句,每空一词每空一词,含缩写。含缩写。 1. We must do the work right now. (改为被动语态改为被动语态) _ _ _ _ _ right now. 2. Teenagers should be allowed to go out with their friends on school nights. (改为否定句改为否定句 )Teenagers _ _ _ to go out w
16、ith their friends on school nights. The work must be doneshouldnt be allowed1. (2019四川遂宁四川遂宁)29. Some people think trees _ on Tree Planting Day only.A. should plant B. should be planted C. should be plant D. should be planting 考查情态动词的被动语态。句意：一些人认为只应该考查情态动词的被动语态。句意：一些人认为只应该在植树节那天种树。在植树节那天种树。think引导的宾
17、语从句的主语引导的宾语从句的主语trees，和动词和动词plant之间是被动的关系。应用被动语态，即之间是被动的关系。应用被动语态，即should + be +动词的过去分词。故选动词的过去分词。故选B。2.(2019四川自贡四川自贡)28. Tom is always careless with his schoolwork. Could you help him？No problem! I think he _to think twice before starting. A. should be told B. shouldnt be told C. should tell考查被动语态。
18、句意：考查被动语态。句意：汤姆对他的学业总是很粗心。汤姆对他的学业总是很粗心。你能帮助他吗？你能帮助他吗？没问题。我想应当告诉他在开始之没问题。我想应当告诉他在开始之前思考两遍。空白处主语前思考两遍。空白处主语he与选项谓语动词与选项谓语动词tell之间是之间是动宾关系，用被动语态；根据语境可知应当是动宾关系，用被动语态；根据语境可知应当是“应当告应当告诉他诉他”，故选，故选A。3. (2019营口营口)Dont worry. Your package_ here until you come back, please enjoy shopping here. A. will keep B.
19、keep C. can be kept D. kept【解析】解析】C。本题考查含有情态动词本题考查含有情态动词can的被动语态结的被动语态结构构。句意句意 “不要担心不要担心。你的包可以一直放在这儿你的包可以一直放在这儿 直到直到你回来，你就这购物吧你回来，你就这购物吧” 。包包package和和keep保存是被保存是被动关系，排除法只能选动关系，排除法只能选C。注意，选项注意，选项A改为改为will be kept将被保存，也符合句意将被保存，也符合句意。1.You must clean your bedroom every day. Your bedroom_every day.2.I
20、will do the housework in the afternoon3. Parents will encourage teenagers to do social work for their community.Teenagers_) to do social work for their community ( _ their parents). The housework _ in the afternoon?Rewrite the sentences according to the example.4amust be cleanedwill be encouraged by
21、will be done4. Do you think we must keep teenagers away from the Internet?5. Parents should give teenagers chances to make their own decisions.Do you think teenagers _away from the Internet?Teenagers _ chances to make their own decisions by parents. must be kept should be given Talk about what you have learned in this lesson.Can /may /must /should be + done(过去分词) 谈收获Homework: 1.Read 2d and Grammar Focus.2.Finish 4a and Workbook Unit7 A 1a-2d.As a student, we should follow the school rules and be a good and polite student. Come on, boys and girls!
