1、频率副词,Counting times,once,twice,three times,four times,five times, times,We can also use the times of happening to describe the frequency of an event.,定义：表示某动作发生或状态存在的频 率，即在一定时间内动作重复发生或反复出现的次数,分类：模糊频率副词和精确频率副词,模糊频率副词,【小试牛刀】选词填空。1. We can believe (相信) him because he is_ honest. (always, never)2. They
2、_ go out for a walk after supper but today they stay at home. (seldom, usually),3. Lily is a lazy(懒惰的） girl. She _ helps her mother with the housework. (sometimes, never) 4. He likes watching films very much so he _ goes to the cinema.(seldom, often) 5. Peter is busy these days, so he _watches TV. (
3、always, seldom),【指点迷津】1.频度副词表示动作发生或状态存在的频率。常用的频度副词及频度副词短语有：always, usually, often, sometimes,seldom, never, once a week, every day等。2.对频度副词或频度副词短语提问时，用how often，表示“多久一次”。3.频度副词在句子中的位置：频度副词通常放在be动词、助动词之后，实义动词之前(often有时可放在句尾，sometimes有时也可放在句首或句尾)。,【能力升级】I. 选择填空。1. _ does your father write to you? Once
4、 a month.A. How long B. How oftenC. How much D. How many2. Do you _ walk to school? No, _. I live too far away.A. often; never B. usually; oftenC. seldom; alwaysD. always; usually,3. Lily sings very well. Does she go toa music class? No. Her mother teaches her every day.She _ goes to any music class
5、es.A. usually B. often C. never D. always 4. I think meat may make me becomefat, so I _ eat it. But you need meat to keep you strong.A. always B. usually C. often D. seldom 5. Miss Pan is a popular teacher in ourschool. Yes. Her classes are _interesting.A. always B. never C. seldom D. sometimes,II.
6、按要求改写句子， 每空一词。 1. They play basketball on the playground after school. (改为否定句)They _ _ basketball onthe playground after school. 2. The Greens seldom eat out. (对划线部分提问)_ _ _ the Greens eatout?,_,5. 萨姆和苏珊多久去看一次电影？ 一个月一次。 _ _ _ Sam and Susan go tothe movies? _ _ _. 6. 苏珊总是在上午休息时间读书。Susan _ reads books
7、_ _ _ _.,3. Steve gets up at about six thirty everymorning. (改为一般疑问句)_ Steve _ up at about sixthirty every morning? 5. Lily goes to the English club once a week.(对划线部分提问)_ _ _ Lily_ to the Englishclub?,_,按要求改写下列句子，每空一词。(10分) 1. My father draws a picture every day. (对划线部分提问)_ _ _ your father_a pictur
8、e? 2. Do they often go to the school library? (作否定回答)_, _ _.,Sentences,_,3. Sam doesnt come to school because heis ill. (改为同义句)Sam is ill, _ _ _ come to school. 4. She listens to music at weekends. (改为一般疑问句)_ _ _ _ music at weekends? 5. Mandy usually rides a bicycle to school.(对划线部分提问)_ _ _ usually
9、go to school?,_,VII. 仔细分辨下列单词或短语，并用其适当形式完成下列各句。 a) seldom; sometimes; never 1. Its _ warm and _ cold. 2. It _ snows in summer. 3. He _ eats eggs and he only eats them when hes very hungry.,b) usually; always 4. The earth _ goes around the sun. 5. Mr. Brown _ goes to work by bike,but when its rainy, he takes a bus.,
