九年级英语全册 unit 5 what are the shirts made of学案4（无答案）（新版）人教新目标版

我们在这里，召开私营企业家联谊会，借此机会，我代表成都市渝中工商局、渝中区私营企业协会，祝各位领导新年快乐、工作愉快、身体健康，祝各位企业家事业兴旺Unit 5 What are the shirts made of?Period 4 Section A (4a4c)【学习目标】单词：1.Germany 德国；（形容词）German 2. surface n. 表面，表层； 3. material n 材料，原料;4. traffic n. 交通； 短语：1. on the last Friday of each month 在每月的最后一个星期五 2. in Germany 在德国 3. most of the earths surface地球的大部分表面 4. cause many traffic accidents 导致许多的交通事故 5. use this silver plate 使用这个银制的盘子【学习重点难点】继续学习使用一般现在时态的被动语态进行连词成句的练习【学法指导】复习语法-朗读语法句子-连词成句对话-巩固【教学过程】导入（启发探究 3分钟）一般现在时的被动语态语态是动词的一种形式，表示句子中主语和谓语动词的关系。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。只有及物动词才能用于被动语态。如果是不用物动词，其过去分词应带有相应的介词。例如：许多人都踢足球。Many people play football.Football is played by many people.一、被动语态的构成 由“助动词be 及物动词的过去分词”构成，助动词be 有人称、数和时态的变化，其变化规则与be 作为连系动词时完全一样。如果需要强调动作或行为的执行者时，在其后接“by.”，意为“被。”主动语态变被动语态的方法 1.将主动语态的宾语作被动语态的主语 2.谓语动词变为“be+过去分词”，并通过be的变化来表达出不同的时态 3.主动语态的主语变为介词by的宾语，组成介词短语放在被动结构中的谓语动词之后。（有时by短语可省略） 为取胜更清晰、更深刻地理解被动语态的含义，可以将主动语态和被动语态的句子结构进行比较。 主动语态： 主语+ 谓语动词 + 宾语 + 其他成分 被动语态： 主语+ be +过去分词 + by +宾语 +其他成分 如： Many people speak English.被动语态 English is spoken by many people.被动语态中by短语的省略 被动语态中的 “by+宾语”表示及物动词所表示动作的执行者。但是在遇到以下情况时，表示动作执行者的by短语常常被省略。1.动作执行者不确定时 Many people are killed in traffic accidents every year.2.不必表明动作执行者时 These trees were planted last year.3.动作执行者为一般大众时 Both English and Spanish are spoken in this area.4.下面这些动词短语本身已经是被动形式，不需要再加by短语 be interested in对。感兴趣 be made of/from由。制成 be covered with用。覆盖 be surprised at 对。感到惊奇被动语态的基本用法需要强调动作的承受者时 Water is needed very much by the crops here.不知道或没必要指出动作的执行者时 Sandy was invited to a party after school.当说话人需要强调客观时 It is said that the temperature tomorrow will be fine.二、自学（自主探究 6分钟）1、根据汉语提示完成单词。1. Toney has to drive to meet his (老板) at the airport this afternoon.2. His father built a new house with different used (材料) beside the river.3. This kind of car is very expensive and only made in (德国)by hand.4. The river is polluted and the (表面)of the water is covered with oil.5. The girl sat outside the door and waited for the (邮寄员) every day.2、呈现短语，朗读并背诵短语：1.在每月的最后一个星期五 2.在德国 3.地球的大部分表面 4.导致许多的交通事故 5.使用这个银制的盘子 3.句型转换。1. We play basketball after class in our school.(改为被动语态) Basketball after school in our school.2. This kind of rice is only grown in our hometown.(对划线部分提问) this kind of rice only ?3. People dont make ice-wine in Canada any more. (改为被动语态) Ice-wine in Canada any more.4. This kind of glasses is used for keeping off the wind. (对划线部分提问) is this kind of glasses ?5. Do you allow the children under 18 to drive c