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1、人教八年级英语上册人教八年级英语上册Section A1 1、How often How often 意为意为“多久一次，多长时间一次多久一次，多长时间一次”用来提问用来提问频率频率，回答时一般用表示频，回答时一般用表示频率的词或短语。率的词或短语。e.g.e.g.How oftenHow often do you drink milk?do you drink milk?I drink milk I drink milk every dayevery day.第1页/共31页2.exercise v.锻炼；锻炼；n.U运动运动;C练习练习e.g.Lets do our exercises.让
2、我们做练习吧。让我们做练习吧。Walking is a good exercise.散步是一项很好的运动。散步是一项很好的运动。第2页/共31页go to the moviesgo shoppingwatch TVsleepread第3页/共31页play computer gamesexercisehelp with housework第4页/共31页What do you usually do on weekends?What do you usually do on weekends?I usually/often I usually/often 第5页/共31页频度副词频度副词alwa
3、ys意为意为“总是总是”,表示动作的重复或状态的表示动作的重复或状态的延续。延续。usually意为意为“通常通常”,表示很少有例外。表示很少有例外。often意为意为“经常经常”,表示动作的重复表示动作的重复,但不如但不如usually那么频繁那么频繁,中间有间断。中间有间断。sometimes意为意为“有时有时”,表示动作偶尔发生。表示动作偶尔发生。hardly意为意为“几乎不几乎不”,常和常和ever连用表示强调。连用表示强调。never意为意为“从未从未”。注意 一般现在时态一般现在时态中，频度副词中，频度副词不不影响影响动词的三单变化。动词的三单变化。第6页/共31页2.hardly
4、 只用作副词，其意思是只用作副词，其意思是“几乎几乎不不”，表示否定概念，表示否定概念。e.g.He can hardly speak English.他不太会说英语。他不太会说英语。hardly ever 几乎从不几乎从不 e.g.Peter is hardly ever late.彼得几乎从不迟到。彼得几乎从不迟到。第7页/共31页100%alwaysusuallyoftensometimeshardly ever 80%never0%60%20%5%提示：频度副词在句中的位置是：提示：频度副词在句中的位置是：实义动实义动词之前词之前,be动词、情态动词或助动词之后。动词、情态动词或助动词
5、之后。第8页/共31页1 1、He hardly He hardly (have)breakfast at home.(have)breakfast at home.2 2、The sun neverThe sun never (rise)in the west.(rise)in the west.3 3、Linda is on time.(always)Linda is on time.(always)4 4、You parents go out for a walk.(often)You parents go out for a walk.(often)5 5、Mike usuallyMi
6、ke usually (exercise)on (exercise)on weekends.weekends.6 6、She sometimesShe sometimes (go)shopping after (go)shopping after work.work.hasrisesLinda is always on time.You parents often go out for a walk.exercisesgoes第9页/共31页always(100%).usually .often .sometimes .hardly ever .never(0%).Listen and wri
7、te the activities.第10页/共31页What do you usually do on weekends?I usually watch TV.Do you go shopping?Yes,I often go shopping./No,I never go shopping.Practice the conversations第11页/共31页2.once,twice,three times 等次数的表达法。等次数的表达法。1)这三个词都表示这三个词都表示_，once是是_，twice是是_，除了一次，除了一次，两次，其他的次数都表达成两次，其他的次数都表达成_。如：三次是
8、如：三次是_，五次是五次是_。表示一天表示一天/周周/月月/年多少次年多少次,可以用可以用 .times a day/week/month/year一次一次次数次数两次两次three times基数词基数词+timesfive times第12页/共31页2)这些表次数的词后与一段时间连用，这些表次数的词后与一段时间连用，表示动作多长时间发生几次，即动作表示动作多长时间发生几次，即动作 的的_.3)翻译：翻译：两周一次两周一次 _ 一年一年一一次次 _ 一一个月个月两次两次 _once two weeks频率频率once a yeartwice a month第13页/共31页英汉互译英汉互译
9、1.去看电影去看电影 _ 2.运动运动 _ 3.看电视看电视 _4.读英语书读英语书 _5.上网上网 _ 6.购物购物 _7.多久一次多久一次 _go to the movieswatch TVread English booksexerciseuse the Internetgo shoppingHow often第14页/共31页8.一周两次一周两次 _9.一年七次一年七次 _10.一个月一次一个月一次 _11.一天三次一天三次 _12.摇摆舞摇摆舞 _13.上钢琴课上钢琴课 _14.怎么样？怎么样？_15.不得不做某事不得不做某事 _16.打网球打网球 _twice a weekseve
10、n times a yearonce a monththree times a dayswing dancehave piano lessonsHow abouthave to do sth.play tennis第15页/共31页.How come?为什么呢？为什么呢？这是英语中的一个口语，相当于汉语的这是英语中的一个口语，相当于汉语的“为什么为什么”、“怎么会怎么会”等，既可以独立使用，等，既可以独立使用，也可在后接句子，来询问事情的缘由或状况。也可在后接句子，来询问事情的缘由或状况。例如：例如：How come the sky is blue today?今天天怎么会这么蓝？今天天怎么会
11、这么蓝？A：I didnt even eat lunch today.我今天甚至没吃午饭。我今天甚至没吃午饭。B:Really?How come?是吗？怎么会呢？是吗？怎么会呢？第16页/共31页1.maybe 意为意为“大概；或许；可能大概；或许；可能”，是副词，常位于句首或句中是副词，常位于句首或句中。e.g.或许他们将去海滩度假。或许他们将去海滩度假。_ they are going to the beach for vacation.Maybe第17页/共31页【辨析辨析】maybe 与与may be maybe是副词，在句子做状语是副词，在句子做状语。may be 是情态动词是情态动
12、词may 与动词原形与动词原形be 一一起构成句子的谓语动词意为起构成句子的谓语动词意为“可能是可能是”，它们有时也可互换。，它们有时也可互换。e.g.或许它们在你的书包里。或许它们在你的书包里。_ they are in your schoolbag.They _ _ in your schoolbag.Maybemay be第18页/共31页1.How often _ he play soccer？2._ you drink milk?3.How often _ they stay up late?4._ Sue eat a healthy breakfast?5.How often _
13、you eat apples？6._ your parents play sports?3a Complete the questions with do or does.dodoesDo Does doDo 第19页/共31页Then match the questions and answers.Then match the questions and answers.1.How often dose he play soccer？2.Do you drink milk?3.How often do they stay up late?4.Dose Sue eat a healthy br
14、eakfast?5.How often do you eat apples？6.Do your parents play sports?a.Yes,she usually does.b.Hardly ever.I dont like them.c.He plays at least twice a week.d.No,they dont.Theyre too busy.e.Never.They always go to bed early.f.Yes,I do.Every day.第20页/共31页2.at least 意为意为“至少，不少于；起码至少，不少于；起码”，是副词词组，一般指在数量
15、或程，是副词词组，一般指在数量或程度上度上。e.g.你必须至少一周打扫你的房间一你必须至少一周打扫你的房间一 次。次。You have to clean your house _ _ once a week.at least 第21页/共31页Questions:1._?(how often/help with housework)2._?(what/usually/do/weekends)How often do you help with houseworkWhat do you usually do on weekendsUse the words given to write ques
16、tions.Then ask and answer them with a partner.3b第22页/共31页3._?(how often/best friend/exercise)4._?(what/usually/do/after school)How often does your best friend exerciseWhat do you usually do after school第23页/共31页练习：补全单词练习：补全单词1.-What do you usually do on 1.-What do you usually do on w_?w_?-I often wa
17、tch TV.-I often watch TV.2.-How often does she shop?2.-How often does she shop?-O_ or t_ a week.-O_ or t_ a week.3.Grandpa is pretty healthy because 3.Grandpa is pretty healthy because he e_ every day.he e_ every day.4.Animal World is my favorite TV 4.Animal World is my favorite TV p_.p_.eekendsnce
18、wicexercisesrogram第24页/共31页5.The weather here is so cold,I can h_ stand it.6.These two pictures have no _(区别区别).7._(虽然虽然)Mr.White is very old,he goes to work every day.8.Do you have a _(健康健康)lifestyle?differenceshealthyAlthoughardly第25页/共31页一、句型转换一、句型转换一、句型转换一、句型转换1.She goes to the movies1.She goes
19、to the movies three times three times a montha month.（对划线部分提问）（对划线部分提问）_ _ _ she go to the movies?_ _ _ she go to the movies?2.My mother wants me to play the guitar.2.My mother wants me to play the guitar.(同义句转换同义句转换)My mother_ _ me to play the My mother_ _ me to play the guitar.guitar.How often doe
20、swould like练习：练习：第26页/共31页3.We eat meat twice a week.(3.We eat meat twice a week.(同义句同义句)We _ meat two _ a week.We _ meat two _ a week.4.I always exercise after school.4.I always exercise after school.(变成完全否定句变成完全否定句)I _ exercise after school.I _ exercise after school.5.I practice the piano5.I pract
21、ice the piano every day.every day.(对划线部分提问对划线部分提问)_ _ do you practice the piano?_ _ do you practice the piano?havetimesneverHow often第27页/共31页二、单项选择二、单项选择1.-Can you understand me?-Sorry,I can _ hear you clearly.A.almost B.ever C.hardly D.nearly2.He tries _ English.A.learn B.learning C.to learn3.An a
22、pple a day is good _ your health.A.at B.with C.for D.inC CC第28页/共31页4.-_ do you go to the movies?-Once a week.A.How long B.How soon C.How often D.How much 5._ Im not very healthy.A.Maybe B.May be C.May D.Can6.I have a _ habit.A.health B.healthy C.healthily D.healthilyC A B 第29页/共31页4.We watch TV _ seven _ Sunday evening.A.at,in B.at,on C.on,in D.on,on 5.The students exercise every day and they try _ healthy.A.keep B.keeping C.kept D.to keep B D 第30页/共31页感谢您的观看。感谢您的观看。第31页/共31页