单元清1．频度副词的含义1)表示次数、频率的副词称为频度副词常用的频度副词按频率发生的上下依次为always＞usually＞often＞sometimes＞hardly ever(seldom)＞neverJohn always comes late.约翰总是迟到He hardly ever exercises.他几乎不锻炼2)表示具体的频率、次数时，一次用once，两次用twice，三次及以上用“基数词＋times〞表示I play soccer twice a week.我每周踢两次足球She watches TV four times a week.她每周看四次电视2．频度副词在句中的位置1)频度副词一般放在实义动词之前，be动词、助动词或情态动词之后We never eat junk food.我们从不吃垃圾食品Lucy is sometimes very busy.露西有时很忙2)有些频度副词也可位于句首，但表示不同的含义①sometimes常用于句首，和位于句中区别不大Sometimes Jack plays computer games.杰克有时玩电脑游戏②often用于句首时，通常表示强调，且其前一般有quite，very修饰。
Very often he goes online.他经常上网③usually有时也用于句首，其前不用修饰语Usually my father gets up early.我爸爸通常起得早④always一般不用于句首，但可用于祈使句中Always remember this.请时刻记住这一点3．对频度副词提问时，用how often—How often do you exercise？你多久锻炼一次？—Hardly ever.几乎从不◆写作案例下周一晚上，你们班要举办一次“辞别不良习惯，倡导健康生活〞的活动，请你写一篇发言稿，介绍自己的生活方式，70词左右提示如下：锻炼早晨和爸爸一起做运动，如跑步、打篮球等饮食平时多吃水果和蔬菜；几乎不吃垃圾食品；每天早晨喝牛奶空闲时间从不玩电脑游戏；早睡早起◆思路点拨该题要求学生运用一般现在时及频率副词来讲叙“健康生活〞写作时，大体从三个方面来写，即：体育锻炼；饮食习惯；空闲时间◆高分模板开篇点题：我有一个健康的生活方式→I have a healthy life style.结束语→表达观点→Old habits die hard...start exercising before it's too late.◆美文欣赏Hello，everyone.I have a healthy lifestyle.Every morning I exercise with my father.We often run and play basketball.I have a good eating habit.I try to eat more fruit and vegetables，and I hardly ever eat junk food.I drink milk every morning.I think it's good for my health.In my free time，I never play computer games.Usually I go to bed early and get up early.Old habits die hard.We should start exercising before it's too late.。
