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1、adverbs of frequency,频度副词,什么是频度副词？,表示频繁程度的副词称为频度副词，如：always,usually,often,sometimes,seldom和never等。这些词表示经常性的动作或状态，而不是某一具体动作，常用于一般现在时中。,频度的区别：,以下是每个同学乘坐公交车的情况。请判断每人乘坐公交车的频率：一直；经常；有时；很少；从不。,一直，总是,经常,常常,有时,很少,从不,always,usually,often,sometimes,seldom,never,替换练习：Mary always takes a bus to school.,Make sen
2、tences（造句）,never,seldom,sometimes,often,usually,always,Play basketball,Play badminton,skate,dance,swim,Play football,e.g.:I never play basketball.,Translate the sentences below：,我很少去购物。,我总是上课迟到。,我经常参加学校乐队的练习。,我有时候喜欢弹钢琴。,我从不打乒乓球。,Translate the sentences below：,我很少去市场。,I seldom go to the market.,我总是上课
3、迟到。,I am always late for school.,我经常参加学校乐队的练习。,I often take part in the school band prac-tice.,我有时候喜欢弹钢琴。,I sometimes like playing the piano.,我从不打乒乓球。,I never play table tennis.,行为动词之前,【小试牛刀】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;never1.Its _ warm and _ cold.2.It _ snows in summer.3.He _ eats
4、eggs and he only eats them when hes very hungry.b)usually;always4.The earth _ goes around the sun.5.Mr.Brown _ goes to work by bike,but when its rainy,he takes a bus.,频度副词短语,We clean his room once a week.（一周一次）You clean his room twice a week.（一周两次）We cleans her room three times a week.（一周三次）I cleans
5、 his room four times a week.（一周四次）I cleans her room five times a week.（一周五次）,一次：once,两次：twice,3次：基数词+times,+日、周、月、年.,day,week,month,year,词尾,Translate the phrases below：,Translate the phrases below：,once a day,twice a day,three times a week,once a month,once a year,four times a year,once two days,twi
6、ce a week,six times a year,每天,一个月四次,每周两次,listen to music,everyday,four times a month,twice a week,Lily,I,Make sentences（造句）：,一周五次,一个月一次,一年七次,play basketball,five times a week,once a month,seven times a year,He,每周两次,每个月四次,一天一次,wash my clothes,once a day,twice a week,four times a month,she,每年两次,一天三次,每
7、周一次,go to the cinema,three times a day,twice a year,once a week,Jerry,对划线部分提问：I play football once a week.,How often do you play football?,Once/twice/three times/six days a week,如何回答：,如何提问？,Dialogue：,play the piano,go shopping,dance,ride a bike,How often do you go shopping?,I go shopping once a week.,频度副词和频度副词短语,位置,频度副词（短语）：这类词用来表示某一动作发生的频率，或某一状态出现的频率，即在一定的时间内动作重复发生或状态重复出现的次数。,summary,THANK YOU,
