2018年八年级英语Unit2Howoftendoyouexercise复习导学案人教新目标版.docx

Unit 2 How often do you exercise?【复习目标】1. 熟练掌握本单元的重点词汇和短语。2. 熟练掌握本单元的语法点。3. 熟练掌握本单元的话题写作。【学习过程】Step 1: 单元词汇听写Step 2: 单元考点集训考点一：How often的用法1. how often是对动作发生的“次数”提问,询问的是频率“多久一次”。回答可以是：Every day./ Once a week./Three times a week./ Often./ .How often do you play tennis?你多久打一次网球？How often do you surf the Internet?你多久上一次网？【拓展】其答语总结如下：（1）every+名词单数every morning/afternoon/evening/day/Sunday/weekend/week/ month/term/year/（2）次数+一段时间once a day / twice a week / once or twice a year / two or three times（3）频度副词always（100%）-usually（90%）-often（60%）-sometimes（30%）-hardly ever（10-20%）-never（0%）【拓展】疑问词how的用法：（1）怎样，用什么手段，方法。Howdidhedoit?他是怎样做到的？Idontknowhowtoswim.我不知道怎样游泳。（2）情况如何（指身体健康状况）。How are you? 你怎么样？Hows it going with Tom?汤姆身体怎么样？（3）howmany，howmuch表示“多少”。howmany后接可数名词复数，howmuch接不可数名词。Howmanytimesdoyougotothepark?你去过多少次那个公园？Howmanyticketsdoweneed?我们需要多少张票？How much water do we need every day?我们每天需要多少水？Howmucharethosepants?那些裤子多少钱？(4) How long. ? 询问的是时间长短,“多长时间” 回答可以是：About one hour./ Three hours. / Thirty minutes./.How long do you usually watch TV? 你通常看多长时间电视？学以致用一、单项填空。1. How many _ would you like?A.milk B.coffee C.vegetables D.junk food2. _ hours does a baby usually sleep every day?About twenty.A.How often B.How many C.How much D.How long3. Would you like something to eat?Yes, _, please.A.coffee B.water C.milk D.fruit4. In fact, reading in bed is _ for your eyes.A.good B.bad C.important D.necessary5. They eat a lot of _ and _, but little_.A.fruit;vegetables;meat B.fruits;vegetables;meatsC.fruits;vegetables;meat D.fruit;vegetables;meats考点二：频度副词1. 频度副词的含义(1)表示次数、频率的副词称为频度副词。常用的频度副词按频率发生的高低依次为alwaysusuallyoftensometimesseldomhardly evernever。John always comes late.约翰总是迟到。He hardly ever exercises.他几乎不锻炼。(2)表示具体的频率、次数时，一次用once，两次用twice，三次及以上用“基数词times”表示。I play soccer twice a week.我每周踢两次足球。She watches TV four times a week.她每周看四次电视。2. 频度副词在句中的位置(1)频度副词一般放在实义动词之前，be动词、助动词或情态动词之后。We never eat junk food.我们从不吃垃圾食品。Lucy is sometimes very busy.露西有时很忙。I can hardly say a word.我几乎说不出一句话来。(2)有些频度副词也可位于句首，但表示不同的含义。sometimes常用于句首，和位于句中区别不大。Sometimes Jack plays computer games.杰克有时玩电脑游戏。often用于句首时，通常表示强调，且其前一般有quite，very修饰。Very often he goes online.他经常上网。usually有时也用于句首，其前不用修饰语。Usually my father gets up early.我爸爸通常起得早。always一般不用于句首，但可用于祈使句中。Always remember this.请时刻记住这一点。3. 对频度副词提问时，用how often。How often do you exercise？你多久锻炼一次？Hardly ever.几乎从不。Step 3: 单元写作训练下周一晚上，你们班要举办一次“告别不良习惯，倡导健康生活”的活动，请你写一篇发言稿，介绍自己的生活方式，70词左右。提示如下：锻炼:早晨和爸爸一起做运动，如跑步、打篮