教师姓名 辅导学科 课题名称 英语 学生姓名 学生年级 九年级 上课时间 教材版本 本次学生 课时计划 人教版 教学目标 掌握本单元重点单词，短语和语法 教学重点 重点单词，短语和语法 教学难点 重点单词，短语和语法 Unit7 Teenagers should be allowed to choose their own clothes. 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。在八年级同学们已初步学习了被动语态，它的结构为：助动词be +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？观察下面例句中含情态动词被动语态的各种形式，然后补全结论中所缺的内容。 【例句】 1. Many trees should be planted in the mountains. 应该在山上种许多树。 2. You can take this book home. （改为被动语态） →This book can be taken home (by you). 3. This problem can’t be worked out very easily. 这道题轻易算不出来。 4. Must the work be done at once? 这项工作必须立即完成吗？ 含有情态动词的被动语态 本单元重点学习含有情态动词should的被动语态。Can, may, must 等其他情态动词也可用于被动语态，其结构如下 肯定句 主语+情态动词+be+及物动词过去分词（+by…） eg： Teenagers should be allowed to go shopping. 第1页
否定句 主语+情态动词+not+be+及物动词过去分词（+by…） The word can’t be used in this sentence. 一般疑问句 情态动词+主语+be+及物动词的过去分词（+by…）? Must the work be finished today? 特殊疑问句 特殊疑问词+被动语态的一般疑问句？ Who should be asked to answer the question? 【结论】 A. 含有情态动词的被动语态的结构为：情态动词+_____+及物动词的______。 B. 含有情态动词的主动语态变为被动语态时，要把主动语态的_____变成被动语态的主语。 C. 变为否定句时只需要在情态动词后加________。 D. 变为一般疑问句时只需把________提到句首。 【运用】 Ⅰ. 选择最佳答案。 ( )Young trees should ________ every year. A. be planted B. planted C. plant Ⅱ. 按要求完成下列各句，每空一词（含缩写）。 1. We must do the work right now. （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） Teenagers _______ _______ _______ to go out with their friends on school nights. 3. A book should be read each month. (改为一般疑问句) _______ _______ _______ _______ _______ each month? 第2页
Section A
1.No way!
no way意为：不可能；绝不；不行；多用于口语，表某人不可能做某事或某事不可能发生。 2.I don’t think sixteen-year-olds should be allowed to drive.
(1)sixteen-year-olds 名词，意为：16岁的青少年，相当于sixteen-year-old boys and girls 辨析 sixteen-year-olds sixteen-year-old 与 sixteen years old .
(2) allow ( to let sb do sth ) vt 意为：允许，准许，常用于以下结构中：
① allow sb to do sth 允许某人做某事 The teacher allowed him to go into the classroom. ②allow doing sth 允许做某事 We don’t allow smoking in public places. ③be ( not ) allowed to do sth (不)被允许做某事 3. I’m worried about your safety.
(1)worried 作形容词，意为：担心的，烦恼的，焦虑的 常用短语 be worried about 为......担心 Don’t be so worried. Everything will be fine.
worry 可用作不及物动词，其后接宾语时要加about,即 worry about, 意为“担心”,可与 be worried about 互换。eg: Don’t worry about me.
(2) safety n 意为：安全，安全性，其常用短语in safety 意为：处于安全状态 I will answer for her safety. The children are now in safety.
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扩展：safety safe 以及 safely的对应反义词 名词 safety danger 4. Students should not be allowed to have part-time jobs. part-time为合成形容词， 兼职的 反义词 full-time In America many students are part-time workers. 5. Sixteen-year-olds should be allowed to get their ears pierced. get one’s ears pierced 意为：打耳洞 此处get 为使役动词，相当于make或者have,意为“使，让” get/ have+ 宾语+ 过去分词 意为“使某事被做”或“让某人做某事” You’d better go and get your hair cut. It’s too long. 扩展：get的其他用法 ①get 用作使役动词时还可用于get sb to do sth结构，意为：使某人做某事 I can’t get him to change his idea. ②get+sth.+adj.使某物处于某种状态。 We have got everything ready for the sports meet. ③get+adj.(get是连系动词)译成“变得” In summer it doesn't get dark until after eight o'clock. 6. Teenagers should be allowed to choose their own clothes. 形容词 safe dangerous 副词 safely dangerously 第4页
choose vt, 后接名词或代词作宾语 He chose a good job last year. 扩展：choose 还可以用于以下两种结构 ①choose to do sth He chose to go there by air.
②choose+特殊疑问词+to do You’ll have to choose which one to buy.
own 此处用作形容词，自己的，本人的 常用在形容词性物主代词或所有格之后，以加强语气。还可以用作代词，意为：属于自己的东西 常用结构“one’s own+ sth” 表示“某人自己的….” 相当于：sth + of one’s own
7.I agree. They aren’t serious enough.
enough 修饰形容词或副词要后置 enough还可以用作形容词，意为：足够的，充足的。修饰名词时，一般放在名词前面，有时也可放在名词后
There will be enough money for us. There’ll be time enough to relax for us. 8. He should stop wearing that silly earring. stop doing sth 停止做某事 Let’s stop talking. stop doing sth 停止正在做的事情
stop to do sth 停止手头所做的事情去做另一件事情 silly 愚蠢的，傻的 It was silly of you to trust him.
9. I’m really excited about seeing the famous paintings by Picasso.
be/ get excited about 对。。。感到兴奋，about 后可接名词、代词或动词-ing形式 She got excited about it as soon as she heard about the good news.
excited 激动的，主语通常是人 exciting 令人激动的 ， 主语通常是物
10. When I was a tiny baby crying all night, my mom sang to me and stayed by my side. tiny ( very small in size or amount ) 极小的，微小的 The baby put his tiny hand in mine.
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新课标九年级第七单元知识巩固及练习
