Unit6+More+practice 牛津深圳版英语七年级下册.pptx

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1、ListeningUnit 6 ElectricityBrainstorming Do you know where we use electricity in our homes?Can you name any of the electrical appliances that we use in our daily lives?家用电器A guessing gameWe use it to watch programmes.A televisionWhats that?We use it to keep food cold and fresh.A fridgeWhats that?We

2、use it to cook rice.A rice cookerWhats that?We use it to wash clothes.A washing machineWhats that?We use it to get information from the Internet.A computerWhats that?We use it to give us light.A light/lampWhats that?We use it to keep us cool in summer and warm in winter.An air conditioner Whats that

3、?We use it to boil water.A kettleWhats that?We use it to heat food.A microwaveWhats that?More practiceUnit 6 ElectricityHousehold electrical appliances美国是家用电器(household electrical appliance)的发祥地。1879年爱迪生发明灯泡(the light bulb)，开创了家庭用电的时代。此后，其它家用电器相继问世。其中大件电器有：冰箱(fridge)、空调(air conditioner)、洗衣机(washing

4、machine)、mobile phone air conditioner washing machine microwave rice cooker television kettle radio 1 What are these?Do they make our lives easier?Can you say some reasons?2.Are they dangerous sometimes?What should we be careful of when we use them?rice cookerwashing machinemicrowaveAnswer the follo

5、wing questions.1.How many kinds of electrical appliances does the article talk about?What are they?2.What must we do to use a rice cooker safely?3.What must we not do when a washing machine is on?4.What must we do when a microwave is on?5.What kind of objects must we use in a microwave?Answer the fo

6、llowing questions.1.How many kinds of electrical appliances does the article talk about?What are they?Three.They are rice cookers,washing machines and microwaves.2.What must we do to use a rice cooker safely?Keep the outside of the pot dry and do not switch the rice cooker on if the pot is empty.3.W

7、hat must we not do when a washing machine is on?We must not put our hands in it.4.What must we do when a microwave is on?We must stand at least one metre away from it.5.What kind of objects must we use in a microwave?Microwave safe objects.Rice cooker:You(1)_You(2)_ if the pot is empty.Read the arti

8、cle and complete the safety rules.must keep the outside of the pot dry.mustnt switch the rice cooker onWashing machine:You(3)_when it is on.You(4)_ when you are not using it.mustnt put your hand in the washing machinemust unplug the washing machineMicrowaveYou(5)_ when it is empty.You(6)_ when it is

9、 on.You(7)_in a microwave.mustnt turn the microwave onmust stand at least one metre away from the microwavemust only put“microwave safe”objectsLets learn the useful expressions.1.Keep the outside of the pot dry.让锅的外表保持干燥。keep+sb/sth+adj.意为“让某人/某物保持某种状态”，形容词作宾语补足语。如：太多的工作使我既忙碌又疲劳。Too much work keeps

10、me busy and tired.Notes P83根据中文意思完成句子。1.请不要让孩子们在海里游泳，那里很危险。Please _ the children _ _in the sea.It is very dangerous.2.我的奶奶仍然保持年轻。My grandma still _ _.3.那个婴儿一直在哭。The baby _ _.4.你要尽量使孩子们在教室里保持安静。Try your best to _ the children _ in the classroom.keeps cryingkeep/stop from swimmingkeeps youngkeep quiet

11、Practice课文讲解2 Do not switch the rice cooker on if the pot is empty.如果 锅里没有食物，请关闭电饭锅电源。switch on 开（电灯、机器等）。同义词组：turn on；反义词组：switch/turn off 关（电灯、机器等）。When he came back home,the first thing he did was to switch on a computer.他回家后的第一件事就是开电脑。Please switch the lights off when you leave.你离开时请关灯。3 Do not

12、turn it on when it is empty,because it might start a fire.微波炉如无物品，切勿使用，以免引起火灾。start a fire 引起火灾。Do not smoke in the woods,or you could start a fire.在林子里吸烟会引起火灾。Aging electrical appliances might start a fire.电器老化可能会引起火灾。课文讲解4 Before you put an object in a microwave,make sure it is microwave safe.使用微波

13、炉之前，请确保该容器适用于微波炉。make sure 确保。后可接of sth/that 从句，that 可省略。Ill walk you home,just to make sure(that)you are safe.我送你回家，以确保你的安全。Can you make sure of success?你能确保成功吗？课文讲解1.electricity safety tips2.makeeasier3.electrical appliance4.keep dry 5.switch on 6.unplug7.start a fire 8.at least9.make sure1.安全用电提示

14、2.使更容易3.电器4.使保持干燥5.开（电灯，机器等）6.拔除电源插头7.点火8.至少9.确保Post-LearningEarth HourHave you ever heard about Earth Hour?What is an Earth Hour?Read about Earth Hour and answer the following questions.Culture corner1.When and where did Earth Hour start?2.What do people do during Earth Hour?3.Why?4.When do we have Earth Hour today?5.Would you like to take part in it?Review