人教版九年级英语上册《What are the shirts made of?》SectionA PPT教学课件(第3课时)，共40页。ObjectivesTo understand passive voice (present tense)To learn to use passive voice (present tense)To practice using passive voice (present tense)Practice the sentences1. 你的外套是棉的吗？______ your coats _______ ___ cotton?2. 我的自行车产于美国。My bikes are ______ ____ the US.3. 飞机模型是由什么制成？______ the model plane ______ of?4. 它是由旧木头和玻璃制成。It’s made of _____ ______ and _______.5. 茶产自中国哪里？_______ ___ tea _________ in China?6. 茶产自很多不同的地区。It’s produced in many _________ _______.7. 茶是如何制成的？_______ is tea __________?8. 茶树种植在山坡上。当茶叶长成后，它们被手工采摘下来，然后送去加工。Tea plants ____ ______ on the sides of the mountains.When the leaves are ready, they ____ ______ by hand and then ____ _____ for processing.Grammar FocusAre your shirts made of cotton?Yes, they are. And they were made in the US.What’s the model plane made of?It’s made of used wood and glass.Where is tea produced in China?It’s produced in many different areas.How is tea produced?Tea plants are grown on the sides of mountains. When the leaves are ready, they are picked by hand and then are sent for processing.Active voice: People grow tea in Hangzhou.Passive voice: Tea is grown (by people) in Hangzhou.一般现在时的被动语态在英语中，动词有两种语态，即主动语态和被动语态。被动语态的基本结构是“助动词 be + 及物动词的过去分词”，其中助动词be有人称、数和时态的变化，其变化规则与be作为连系动 完全一样。一般现在时被动语态的基本用法表示经常性或习惯性发生的被动动作I am often asked the question by my pupils.表示近期正在发生的被动动作These days people are moved by a teacher named Zhang Lili.描述某种常态化的被动的客观事实The spaceship is mainly controlled by computer.强调目前存在的针对行为主体人的被 限制性动作You aren’t allowed to take photos.主动语态变为被动语态的方法第一步：将主动语态的宾语改为被动语态的主语；第二步：将主动语态的谓语改为“be+及物动词的过去分词“结构；第三步：将主动语态的主语改为介词by的宾语，放在谓语之后（有时可省略）。把下列的主动句变为被动句。1. People play football all over the world.Football is played all over the world by people.2. The old man on TV tells a story on Sunday.A story is told by the old man on TV on Sunday.3. Students listen to the kind teacher carefully. The kind teacher is listened to by students carefully.Language Points1.What language is spoken in Germany? 在德国人们说什么语言？Germany名词，意为“德国”，是国家名称。 German是其形容词形式，意为“德国的”；还可作名词，意为“德语；德国人”。► The weather in Germany is quite different.德国的天气截然不同。► A German speaks German. 德国人说德语。 词尾为-man表示某国人的单词的复数形式一般是-man变为-men。► an Englishman —— two Englishmen► a Frenchman —— two Frenchmen但是， German “德国人”的复数形式则是直接加-s。► a German —— two Germans2. Most of the earth’s surface is covered by water.地球表面的大部分被水覆盖。surface (the outside or top part of something)名词，意为“表面；表层”。►The bowl has a shiny surface. 这个碗表面光亮。surface (the outer appearance of person, thing or situation.) 作名词，还可表示“外表；外观”。►Her gentleness is only on the surface.她只是外表温和而已。3. Careless driving causes many traffic accidents.粗心驾驶导致很多交通事故。traffic名词，意为“交通；路上行驶的车辆”，指的是路上来往的车辆和行人，是不可数名词。►There is heavy traffic during the rush hours.上下班时间交通很拥挤。►There is little traffic on this road.这条路上行驶的车辆很少。HomeworkMaster what you have learned in this lesson.Preview the next lesson.... ... ...关键词：What are the shirts made of?PPT课件免费下载，.PPTX格式； 本作品中主体文字及图片可替换修改，文字修改可直接点击文本框进行编辑，图片更改可选中图片后单击鼠标右键选择更换图片，也可根据自身需求增加和删除作品中的内容，源文件无水印。如认为该内容涉嫌侵权，可通过邮件提出书面通知，我们将及时处理。