小学英语语法(形容词、副词)频度副词.ppt
小学英语语法(形容词、副词)频度副词,小学英语语法(形容词、副词)频度副词,频度副词的定义,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, never, once a week, every day等。对频度副词或频度副词短语提问时，用how often，表示“多久一次”。,频度副词的定义频度副词表示动作发生或状态存在的频率。常用的频,频度副词的分类,模糊频度副词always, usually, often, sometimes, hardly ever, never,精确频度副词every day, once a week, twice a month, three times a year,频度副词的分类模糊频度副词精确频度副词,频度副词对比图,频度副词对比图alwaysneverusuallyoften,always的频度是100%，意为“总是；永远地”。,usually的频度是70%左右，意为“通常；平常”。,often的频度是50%左右，意为“常常”。,sometimes的频度是20%左右，意为“有时”。,hardly的频度是5%左右，意为“几乎不；简直不”。,never的频度是0，意为“从来不；永不”。,always的频度是100%，意为“总是；永远地”。usua,频度副词经典例句,1) always表示的频率为100%，意思是总是、 一直、始终。 I always do my cleaning on Sundays. 我总是在星期天打扫卫生。,频度副词经典例句1) always表示的频率为100%，意思,频度副词经典例句,2）usually与always相比，表示的频率要低些，约为70%-80%。意思是通常。Plants are usually green. 植物通常是绿色的。Usually she goes to work by bus. 她通常乘公共汽车去上班。,频度副词经典例句2）usually与always相比，表示的,频度副词经典例句,3）often的频率比usually又略低些，约为60%-70%，意思是经常、常常。Do you often write to them? 你常给他们写信吗？ Does Fred come here often? 弗雷德常来这儿吗？,频度副词经典例句3）often的频率比usually又略低些,频度副词经典例句,4）sometimes的频率比often又低些，约为50%sometimes30%，意思是“有时、不时”。Jenny usually eats a sandwich for lunch. Sometimes she eats soup.珍妮经常午饭吃一个三明治。但她有时候喝汤。,频度副词经典例句4）sometimes的频率比often又低,频度副词经典例句,6）never与always完全相反，是100%否定，意思是“从不，决不，绝不，总是不“。I can never stop. 我绝不会停止。Li Ming never wears dresses. 李明从不穿裙子。,频度副词经典例句6）never与always完全相反，是10,频度副词的位置,通常频率副词放在实义动词之前， be动词，情态动词或助动词之后。但是sometimes最活跃。它既可以在句中也可以在句首，还能在句末。,频度副词的位置通常频率副词放在实义动词之前， be动词，情态,频度副词的位置,She is always ready to help others.,（be动词后）,My parents have never been to Beijing.,（助动词后）,We often go there.,（实义动词前）,Sometimes she writes to me.,（句首或句尾）,频度副词的位置She is always ready to,频度副词的用法,1. often, always, usually等通常和一般现在时连用，表示现在经常或反复发生的动作。例：It often rains here in April. 这儿四月份常下雨。,频度副词的用法1. often, always, usual,频度副词的用法,2.always与进行时连用时，并不强调动作正在进行，而是表示赞叹、厌烦等情绪。例：He is always thinking of others. 他总是想着别人。As a boy, he was always making trouble.他小时候总是惹是生非。,（表赞扬）,（表厌烦）,频度副词的用法2.always与进行时连用时，并不强调动作正,频度副词的用法,3. 对频度副词提问时，用how often。例： I write to my brother sometimes.How often do you write to your brother?,频度副词的用法3. 对频度副词提问时，用how often。,易错点1,how often与how long/far/soon的用法区别,（多用于一般现在时）,（多用于完成时）,（多用于一般将来时）,易错点1how often与how long/far/soo,易错点2,sometimes与some times/some time/sometime,易错点2sometimes与some times/some,易错点3,hardly与hard辨析,例： Lucy hardly ate anything. 露西几乎什么都没吃。 The ice is hard enough to skate on. 这冰很硬，可以在上面滑。,易错点3hardly与hard辨析例： Lucy hardl,【典例1】 Zhang lili, “The most beautiful teacher”, is good to her students. Yes, and she is _ popular with her students. A. sometimes B. never C. always D. hardly,考查频度副词。always总是，sometimes有时，never从不，hardly几乎不。be popular with 深受的欢迎。根据题意，答案选C。,【典例1】 Zhang lili, “The most b,【典例2】 Did you go to the cinema to see 3D Titanic last night? No, I _ go to the cinema. The tickets are too expensive. A. hardly B. sometimes C. only D. usually,考查频度副词。hardly几乎不，sometimes有时，only仅仅，usually经常。由too expensive（太贵）可知，“几乎不看电影”，所以答案选A。,【典例2】 Did you go to the cinem,【典例3】 _ is it from home to the shopping mall? About fifteen minutes ride. A. How long B. How far C. How often D. How much,考查频度副词。How long多久，How far多远，How often多久一次，How much多少钱。根据About fifteen minutes ride可知，问的是距离，故答案选B。,【典例3】 _ is it from home t,感谢聆听,感谢聆听,
