1、adverbs of frequency,頻度副詞,什么是頻度副詞？,表示頻繁程度的副詞稱為頻度副詞， 如：always, usually, often, sometimes, seldom和never等。 這些詞表示經(jīng)常性的動作或狀態(tài)，而不是某一具體動作，常用于一般現(xiàn)在時中。,頻度的區(qū)別：,以下是每個同學乘坐公交車的情況。請判斷每人乘坐公交車的頻率：一直；經(jīng)常；有時；很少；從不。,一直，總是,經(jīng)常,常常,有時,很少,從不,always,usually,often,sometimes,seldom,never,替換練習：Mary always takes a bus to school.,Ma

2、ke sentences（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：,我很少去購物。,我總是上課遲到。,我經(jīng)常參加學校樂隊的練習。,我有時候喜歡彈鋼琴。,我從不打乒乓球。,Translate the sentences below：,我很少去市場。,I seldom go to the market

3、.,我總是上課遲到。,I am always late for school.,我經(jīng)常參加學校樂隊的練習。,I often take part in the school band prac-tice.,我有時候喜歡彈鋼琴。,I sometimes like playing the piano.,我從不打乒乓球。,I never play table tennis.,行為動詞之前,【小試牛刀】 仔細分辨下列單詞或短語，并用其適當形式完成下列各句。 a) seldom; sometimes; never 1. Its _ warm and _ cold. 2. It _ snows in sum

4、mer. 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.,頻度副詞短語,We clean his room once a week.（一周一次） You clean his room twice a week.（一周兩次） We cleans her room thr

5、ee times a week. （一周三次） I cleans 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,兩次：twice,3次：基數(shù)詞+times,+ 日、周、月、年.,day,week,month,year,詞尾,Translate the phrases below：,Translate the phrases below：,once a day,twice a day,three times a week,once a month,once a year

6、,four times a year,once two days,twice a week,six times a year,每天,一個月四次,每周兩次,listen to music,everyday,four times a month,twice a week,Lily,I,Make sentences（造句）：,一周五次,一個月一次,一年七次,play basketball,five times a week,once a month,seven times a year,He,每周兩次,每個月四次,一天一次,wash my clothes,once a day,twice a wee

7、k,four times a month,she,每年兩次,一天三次,每周一次,go to the cinema,three times a day,twice a year,once a week,Jerry,對劃線部分提問： I play football once a week.,How often do you play football?,Once /twice/three times/six days a week,如何回答：,如何提問？,Dialogue：,play the piano,go shopping,dance,ride a bike,How often do you go shopping?,I go shopping