《人教版英语八上Unit2讲义+习题》由会员分享，可在线阅读，更多相关《人教版英语八上Unit2讲义+习题（8页珍藏版）》请在金锄头文库上搜索。
1、课程新授授课题目 Unit2. How often do you exercise? 学习目标1. 熟练掌握频度副词：often，always，usually, sometimes, hardly ever, never，seldom2.how often对频率的提问3.区分how引导的特殊疑问句4.频度副词与一般现在时态相结合教学重难点1. 频度副词的区分和正确使用2.how引导的特殊疑问句教学过程1、 温习（复习提问）1. 上节课易错知识点的提问2. 作业题讲解。3. 重点单词检查默写二、学习新课（自主探究学习） 授课内容1.ever (反义词) never2.read (pt.) rea
2、d3.active (v.)act (n.) activity4.health (adj.) healthy (反义词) unhealthy6.keep (pt.) kept (pp.) kept7.though (同义词) although8.how often 多久一次知识点拓展 1.how far提问距离。例句：Its three miles from my home to school.How far is it from your home to school?2.read English books 看英语书3.of course 当然4.on weekends 在周末=on th
3、e weekend5.go to the movies 去看电影=go to the cinema=watch movies6.hardly ever 几乎不；不曾7.every day 每天 once a day 每天一次8. twice a week 每周两次 three times a month 每月三次9.use the Internet 上网10.have dance and piano lessons 上舞蹈和钢琴课11.play tennis 打网球Play的有关用法A.play +the +西方乐器B.paly+球类运动（paly chess）12.help的用法help w
4、ith housework 帮忙做家务A. help sb.(to ) do sth.B.help sb.with sth.13.at least 至少，不少于14. stay up late/go to bed early 15.exercise做动词时，可作及物动词，也可作不及物动词。例如：She exercises two or three times a week.她一周锻炼两三次。She exercises the dog every day.每天她都遛狗。【拓展】exercise作名词时，意为“锻炼；运动”时是不可数名词，意为“体操；练习”时是可数名词。例如：I should ea
5、t less food and take more exercise. 我应该少吃饭，多锻炼。We do morning exercise every morning.我们每天早上都晨练。1.junk food 垃圾食品 (不可数)2.drink milk 喝牛奶3.three or /to four times a week 一周三到四次4.eat fruit 吃水果5.want 用法A.want( sb.) to do sth. 想要某人做某事6.be good/bad for 对有好处/坏处7.go camping in the country 去乡下露营8.play sports 做运
6、动=do sports9.one to three times a week 一周一至三次10.such as 例如(与for example的区别)11.fifteen percent of our students 我们百分之十五的学生12.go to the dentist 去看牙医13.more than 多于14.less than 少于15.in ones free time 16.not.at all重点句子It is healthy for the mind and the body.重点句型 It is+adj. (for sb.) To do sth.它对于大脑和身体是健康
7、的。 the best way to do sth.意为“做某事最好的方法”，其中to do sth.是动词不定式作后置定语，也可表达为the best way of doing sth.例如：I have a good way to do with the problem.我有一个处理这个问题的好方法。 by using the Internet or watching game shows，其中by作介词，表示“通过某种方式”。置于动名词前表示方法、手段、原因等。例如：By working hard he made great progress.通过努力学习，他取得了很大的进步。He ea
8、rns his living by writing.他靠写作为生。I go to the movies maybe once a month.我大概一个月去看一次电影。 Although many students like to watch sports, game shows are the most popular.虽然许多同学喜欢看体育节目，但是娱乐节目是最受欢迎的。maybe意为“大概，或许”，表示推测，通常用于句首，在句中作状语。例如：maybe shes at home.或许她在家里。although是连词，意为“虽然，尽管，即使”。例如：Although he is young
9、, he knows a lot.虽然他很年轻，但是他知道很多。【注意】although=though,汉语中可以说“虽然，但是”，但英语中although/though与but不能同时出现在同一个句子中。单元语法频度副词有：always ; usually ; often ; sometimes ; seldom ； hardly ever ; never 等。表示频率的短语 ：every day/week/month/year 每天/周/月/年 once a week 每周一次 twice a week 每周两次 twice a month 一月两次 three times a day 一
10、天三次2. how often 意为“多久一次”，用来提问在某一段时间内进行某个动作的频率。其回答通常是 often、sometimes、never、hardly ever、always、once a day、once a week等表示频率的副词或是短语。 例: - She hardly ever watches TV. （划线提问） - How often does she watch TV? 例句理解：1. What do you usually do on weekends? I often go to the movies. 2. How often do you shop？ I s
11、hop once a week. 3. How often does she exercise? She exercises every day.3.在句中位置：频度副词在句中通常放在be动词、助动词、情态动词之后，在实义动词之前。例：She is often late for school.I can never be sure.He always helps me. 课堂练习一单选( ) 1. We had great fun _ in the water. A. to play B. played C. playing D.play( ) 2. _ is “Lucky 52” shown on CCTV-2? Every week.A. How often B. How long C. How soon D. How many times (
