Unit 5 What are the shirts made of SectionA（GF-4c）（讲解课件PPT）-【优翼·学练优】2023-2024学年九年级上册初三英语同步备课（人教新目标版）

优翼英语教学课件（RJ） Go for it! 九年级（上） Section A (Grammar Focus-4c) Unit 5 What are the shirts made of ? Learning Goals Key words & phrases: boss, Germany, surface, material, traffic, postman, cap, glove. Key sentences: 1. Children under 18 are not allowed to watch this show without their parents. 2. We are paid by the boss on the last Friday of each month. 3. Most of the earth’s surface is covered by water. To learn to use passive voice with present tense. Words & Expressions Let's read boss Germany surface material traffic postman cap glove n. 老板；上司 德国 n. 表面；表层 n. 材料；原料 n. 交通；路上行驶的车辆 n. 邮递员 n.（尤指有帽舌的）帽子 n.（分手指的）手套 Warming-up Let's enioy a video ! Lead in Look and say grow in Brazil grow in Colombia grow in Canada Talk about these products using passive voice Presentation Grammar Focus Are 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. Grammar 被动语态的构成 被动语态由“助动词be+及物动词的过去分词”构成。其人称、数和时态的变化都是通过助动词be的不同形式表现出来的。一般现在时的被动语态的谓语形式为“am/ is/ are+及物动词的过去分词”。 This jacket is made of cotton. Many trees are planted by us every year. English is spoken by many people. They aren’t allowed to go into the house. Is the car made by a Japanese company? 肯定句 主语+ am/ is/ are +过去分词（ +by… ）. 否定句 主语+ am/ is/ are +not +过去分词（ +by... ）. 一般疑问句 Am/ Is/ Are +主语+过去分词（ +by ...）？ 一般现在时的被动语态的句式结构 （1）当动作的执行者不必或不易说出时，用被动语态。 The flowers are watered every morning. （2）需要突出动作的承受者时，用被动语态。动作的执行者由by引出且置于谓语动词之后，也可省略。 The new teacher is liked by all the students. 使用被动语态的情况 （3）表示“据说，据报道，人们相信”等，常用“It is +过去分词+ that从句”句型。 It is believed that both of the chairs were repaired