1、人教版新目标八年级英语上册U2How often do you exercise导学案第一课时小试身手A.写出下列频率副词 (100%) _ (80%) _ (30-50%) _ (20%) _ (5%) _ (0%) _ B. 英汉互译去看电影 _ 看电视 _ 锻炼 _ 帮助做家务_上网_ 多久_去购物_ hardly ever _ 每周一次_ 每月两次_ 每年三次 _ 在周末 _ 最喜欢的节目 _ 动物世界 _ 语法：(一)一般现在时的结构 1、当句子表状态说明主语是什么或怎么样时，其句型：主+BE动词（am, is, are）+表语，否定式是在BE动词后加not，疑问句是将BE动词提前到
2、句首（即在主语之前） e.g. The two sisters are from America. 这对孪生姐妹是美国人。 The two sisters are not from America. Are the sisters from America? 2、当谓语由实义动词充当，A. 主语不是第三人称单数时， 肯定句子结构为：主语+动词原形+其它 否定式为：主语+dont+动词原形+其它 疑问句为：Do+主语+动词原形+其它？ e.g. We speak Chinese. Do you speak Chinese? They dont speak Chinese. B. 当主语是第三人称
3、单数时： 肯定句子结构为 主语+动词（词尾加s或es）+其它。 否定式为：主语+doesnt+动词原形+其它。 疑问句式：Does+主语+动词原形+其它？ C. 三单变化： 1多数在动词后加s 如：playplays likelikes 等。2以s，x，sh，ch结尾的动词加es 如：gogoes watch-watches 3以辅音字母加y结尾，把y改i再加es flyflies (二)一般现在时的用法1. 表示现在的状态 Tom lives in Beijing.2.表示经常性或习惯性的动作，常与 always, often, sometimes, every day, on weeken
4、ds, once a month, three times a day， in the morning/ afternoon, / evening, at noon, at night ,on Sunday(s), at seven 等表示频率的副词或时间状语连用。I go to school at seven every day. He plays soccer on Sundays. 3表示主语具备的性格和能力等She likes apples. They speak Japanese. 4.表示客观事实或普遍真理。The sun rises in the east and sets in
5、 the west. 太阳从东方升起，从西方落下。(三)How often 表频率，多久一次，对every day, always, usually, sometimes, often once a week 等表示频率的副词或短语提问。四、当堂检测、能力提升用所给词的正确形式填空1. We often_(play) in the playground.2. He _(get) up at six oclock. 3._you_(brush) your teeth every morning.4. What_ he usually_(do) after school?5. Danny _ (s
6、tudy) English, Chinese, Math, Science and Art at school.6. Mike sometimes _(go) to the park with his sister.7. At eight at night, she _(watch) TV with his parents.8. _ Mike_(read) English every day?9. How many lessons_ your classmates_(have) on Monday?10. What time_ his mother_(do) the housework?第二课
7、时小试身手A（1）空闲的_ （2）相当,非常_ （3） 上、课_（4）什么种类_（5） 摇摆舞 _（6） 不得不做_(7) 你正在学习何种舞蹈？_?B 你多久上一次网？ 每天。 他多久读一次英语书籍？ 一月一次。 你多久帮助做一次家务？ 总是。 我每个周一上一次钢琴课。 那么，周二呢？ 我得和我的朋友们打网球。 我在周末从不购物。 【课堂探究】1. I go to the movies maybe once a month.maybe 是副词，意为“大概， 可能，或许”，一般用于句首。maybe (adv.) = perhaps 也许，可能。例如:Maybe he knows the answ
8、er. Maybe theyll go skateboarding.【拓展】maybe 与may be的区别。 May be是情态动词+系动词be原形，意为“可能是，也许是，大概是”。【针对练习】(maybe/may be)The baby is crying she is hungry. The woman a teacher .2. He plays at least twice a week. at least至少；at most至多 例如:There are at least forty students in our class.我们班至少有四十名学生。【针对练习】His house
9、 is very big. There are _ five rooms.A. at little B. at most C. at least D. at moreShe loves playing tennis, and she plays it _ twice a week. A. often B. always C. at most D. at leastA用方框内的单词或短语完成下面的句子(有多余选项) always, every day, often, sometimes, never, hardly ever 1. He _.gets up at six oclock. 2. H
10、ow _do you go to the movies? 3. It _rains here. Its usually sunny and warm. 4. Some of my friends exercise every day and hardly ever eat junk food，but the others eat junk food _.5. 1 cant swim. So I _go to the beach to swim. Sometimes I go there with my friends to run. B. 用所给单词适当形式填空1. Daniel and To
11、mmy (be) in Class One. 2. We (not watch) TV on Monday.3. Nick _(not go) to the zoo on Sunday. 4. they (like) the World Cup?5. What they often (do) on Saturdays?6. _ your parents (read) newspapers every day?7. The girl (teach) us English on Sundays.8. She and I (take) a walk together every evening.第三
12、课时：小试身手 1.踢足球 2. 喝牛奶 3.熬夜 4. 吃健康的早餐 5. 早睡 6.做运动 7.最好的朋友 8. 放学后 9.至少 点拨升华探究1 ：She says its good for my health.be good for / be bad for 对.有好处/坏处例如:Drinkingmilkisgoodforyourhealth.喝牛奶对你的健康有益。【针对练习】An apple a day is good _ your health. A. at B. for C. in D. withReadingEnglishisgoodfor_English. A. study
13、B. studies C. studied D. studying探究2： health1)同根词:healthy adj. 健康的；healthily adv. 健康地2)相关的短语:be in good health身体好；Keep healthy / keep in good health【拓展】unhealthy adj. 不健康的;不益于健康的【针对练习】_ is better than wealth(健康胜于财富). So we should keep _.探究3：But my mother wants me to drink it.1) want “想，想要”后可接名词或代词作宾
14、语。2) want 后接不定式作宾语，want to do sth.例如:Do you want to go to the movies with me？你想和我一起去看电影吗？3) want后接动词不定式作宾语补足语。即want sb to do sth.例如:I want you to help me with my math.我想要你帮我学数学。【针对练习】我想要喝些牛奶。I want _ _ some milk.妈妈想叫我学英语。My mother _me _ _ English.【拓展】有很多动词后面用这种结构做动词的复合宾语， 如:asksb.todosth. 叫某人做某事tell
15、sb.todosth. 告诉某人去做某事helpsb.(to)dosth. 帮助某人做某事探究4：.How many hours do you sleep every night?how many表示“多少”后接可数名词复数 e.g.How many pens do you want?一、单项选择。( )1. _ do you eat vegetables? Once a week. A. How many B. How much C. How long D. How often( )2. hours do you sleep every night? A. How much B. How m
16、any C. How often D. How long ( )3. I like running every day. I think running is good us. A. for B. at C. to D. with ( )4. His mother wants him _at home today. A. stays B. stayed C. to stay D. staying( )5. I love junk food very much, but I eat _ only once a week. A. its B. it C. them D. they二、根据汉语提示完
17、成英语句子。1. 妈妈想让我天天喝牛奶。My mother wants me _ _ _ every day.2.天天跑步对我们的健康有好处。Running every day is _ _ our health.3.你多久吃一次垃圾食品？_ _ do you eat _ food?4. 每天运动对我们的健康有好处。Its good for our health _ _ every day.5. 你每天晚上睡多少个小时？九个小时。_ do you sleep every night? _ _.三、 句型转换。1. She usually eats ice cream on weekends.
18、(改为否定句) She _ usually _ ice cream on weekends.2. He eats junk food every day. (改为一般疑问句)_ he _ junk food every day?3. Jimmy eats chicken twice a week. (就画线部分提问)_ _ does Jimmy _ chicken?4. He sleeps eight hours every night. (就画线部分提问)_ _ _ does he sleep every night?5. My sister goes swimming on weekend
19、s. (就画线部分提问)_ _ your sister go swimming? 6. There are two bags of milk in the kitchen. (就画线部分提问)_ _ _ _ _ in the kitchen? 四、 选出正确的选项。1. His parents always _ (want/wants) him to help others.2. Drinking milk every day is good _(at/for) our health.3. Mr Li wants me _(read/to read) English.4. How _(many
20、/much) people are there in your family?5. Doing eye exercises _ (is/are) good for our eyes.第四课时：小试身手 .在空闲时间_ 2.问关于._3.一周6次_ 4.根本不_5.上网_ 6.对感到惊奇_7.至少_ 8.为了取乐_9.问题的答案_ 10.通过使用互联网_11.最好的方法_ 12.比如_点拨升华1.“by+v-ing”结构 在这个结构中,by是介词,意为“以方式”、“以方法或手段”,by 之后常接v-ing “。这种结构在句子“用作方式状语,所表示的方法、手段、途径比较抽象,译成汉语时常为“通过,
21、借助, 用,由”等。如: We learn English by reading aloud. 我们通过大声朗读学习英语。2.基数词+ percent “百分之.” percent 无复数形式，做主语时，谓语动词以之后的名词保持一致。 Twenty percent of students are from Qujing. Fifty percent of the time passes.3、although = though 虽然 but 但是 （二者不能同时使用）4. less than的主要用法是:(指数量)不到，不足:He slept for less than six hours la
22、st night.昨晚他睡了不到六个小时比(小)少:Two is less than Three.二比三小。【针对练习】Jenny does her homework _ times a week, _ three times.A. a little; less than B. a little; more than C. a few; less than D. a few; more than 5. however 作为副词，意为“可是；不过；然而；无论如何；不论到什么程度”。however比but的词义还要弱些，并不直接引出相反的意见，因此，常用作插入语。如:Id like to go w
23、ith you，however, my hands are full.我很想和你一块儿去，可是我忙不过来。【针对练习】My room is small，_(不过), its comfortable.6. almost的用法：修饰动词时，通常应放在行为动词之前，特殊动词之后(见上例)；修饰形容词、副词、名词等时，通常应将其放在被修饰词语之前，例如:He worked almost all day.他几乎一整天都在工作。Dinner is almost ready. 饭差不多做好了。【针对练习】差不多所有的学生都来了。_ all the students are here. 选出正确的选项。1.
24、We go to the movies _(once/every)a month.2. How _(many/often) hours do you sleep?3. Lily is careful about food and exercise. She looks _(at/after) her health.4. She has many healthy _(habit/ habits), such as eating fruit, playing basketball and walking after supper.5. Eating too much junk food is _(
25、healthy/ unhealthy).单项选择。( )1. I really enjoyed your speech, _ there were some parts I didnt quite understand. A. because B. for C. until D. though( )2. Milk is good _ our _.A. to; healthy B. to; health C. for; healthy D. for; health( )3. What kind of food do you think is junk food?Junk food _ hambu
26、rgers.A. for example B. such as C. because D. so( )4. How many students do not exercise at all? Most of us exercise every day, only _ of students do not exercise at all. A. fifteen percent B. fifty percent C. seventy percent D. eighty percent( )5. My mother goes to the shopping centre .A. once time
27、a week B. once a week C. one time a week D. once every week( )6. There are 85% students watching TV every day. So we know students do it. A. all B. some C. most D. no句型转换。1. She plays sports every morning.(改为一般疑问句)_ she _ sports every morning?2. She watches TV at least once or twice a week. (就画线部分提问
28、) _ _ does she _ TV?3. They often play basketball on Saturdays and Sundays. (改为同义句)They often play basketball _ _.4. They often sleep for eight hours every night.(对画线部分提问) do they sleep every night?5. Fifteen percent students exercise every day. (对画线部分提问)_ _ students exercise every day?句型转换。1. I thi
29、nk she has a good habit. (改为否定句) I _ _ she _ a good habit.2. They play football on Wednesday and Saturday afternoon. (改为同义句)They play football _ a_.3. They often sleep for more than eight hours every night.(对画线部分提问)_ _ hours do they sleep every night?4. His little brother eats fast food a few times a week. (对画线部分提问)_ _ _ his little brother eat fast food?5. She often helps with the housework.(改为一般疑问句) _ she often _ with the housework?第 4 页
