八年级英语上册_unit 2 how often do you exercise语法小专题练习课件 （新版）人教新目标版

单元语法小专题 （Grammar Focus）,语法精讲,频度副词 1. 频度副词的定义：表示动作或状态出现的频率的副词叫做频率或频度副词。 2.常见表示频率的副词有以下几个，它们的频率由高到低依次为：,3.频度副词在句中的位置： 频率副词在句中常位于be动词、助动词、情态动词之后，实义动词之前。sometimes有时可位于句首或句末。如: I am always busy with my work.我总是忙于我的工作。 Susan doesnt usually eat breakfast at school.苏姗在学校通常不吃早饭。 He sometimes gets up at 5:30.=Sometimes he gets up at 5:30.他有时5：30起床。 4. 表示频率的短语有： once/twice a week一周一次/两次, three times a day一天三次, every day/week/year每天/每星期/每年等。,【温馨提示】三次或三次以上一般用“基数词+times” 来表示。 5.当对频度副词及表示事件发生频率的短语提问时，常用how often，意为“多久一次”。如: How often does Lisa go to the movies?丽萨多久看一次电影？ Never.从不。 6. 频率副词或短语常与一般现在时态连用。如: I never eat meat.我从不吃肉。 Jim usually does his homework in the evening.吉姆通常晚上做作业。 Sally doesnt often watch TV at the weekend.沙丽周末不常看电视。 How often do you eat fruit?你多久吃一次水果？,语法精练,根据句意，从方框内选择合适的单词完成句子。 often, never,1.Were you _ late for school last term, Tom? No, _. I got to school early every day.,sometimes, usually,2. Dave _ goes to school by bike. His home is not far from the school.,sometimes,often,never,always, hardly,3. Miss Gao is very popular with her students. Her classes are _ lively and interesting.,always,II.按要求完成下列句子，每空一词。 4.I often go shopping.(对画线部分提问) _ _do you go shopping? 5.She sleeps seven hours every day.(对画线部分提问) _ _ _ does she _ every day?,sleep,How,often,How,many,hours,6.His shoes are fifty yuan.(对画线部分提问) _ _ are his shoes? 7.She washes clothes every Sunday.(改为否定句) She _ _ clothes every Sunday. 8.We often visit our grandparents on weekends.（对画线部分提问） _ _ you often _ on weekends? 9.Many young people watch football matches on TV four or five times a week.(对画线部分提问) _ _ _ many young people_ football matches on TV?,watch,How,much,doesnt,wash,What,do,do,How,often,do,10.Jack usually does his homework at school.(改为一般疑问句) _ Jack_ _ his homework at school? III.根据所给提示，翻译下列句子。 11.夏天的下午我们通常在公园里玩。(usually),We usually play in the park in the afternoon in summer.,Does,usually,do,12.我妈妈上班从不迟到。（never）,My mother is never late for work.,13.你应该经常去看你的祖父母。(often) 14.不要总是待在家看电视。（always） 15.有时候我坐汽车去那里。(sometimes)