八年级英语牛津版8BUnit3重点学案讲解.doc

八年级英语牛津版8B Unit 3重点学案.I. 重点句型讲解1. You need to exercise and keep fit你需要锻炼和保持健康。exercise在这句话中是动词“锻炼”“运动”“训练”的意思，但它也可以作名词。当它解释为运动时是不可数名词，而解释为“练习，操练”时则是可数的,如：Mary is fat. She doesnt exercise enough(动词，锻炼) 玛丽有点胖，她锻炼的不够多。Doing morning exercises is good for your health(可数名词，做早操) 做早操对你的身体有好处。Youd better take more exercise to keep healthy(不可数名词，运动) 你最好多做运动以保持健康。keep fit是一个习惯用语，意思是“保持健康”，fit在句中是形容词，意思是“健康的”, 如：I hope you are keeping fit我希望你能保持健康。2. Kitty s teacher Mr. Wu invited me to join their school trip to the World Park基蒂的老师吴先生邀请我参加由他们学校组织的到世界公园的旅游。invite是动词，意思是“邀请”，invite sbto do sth“邀请某人做某事”。invite sbto sp“邀请某人去某地”, 如：We invited him to our house for a drink我们邀请他到我们家喝酒。He invited me to have coffee，tonight他邀请我今晚去喝咖啡。3. It was a great day but we didnt enjoy it at the beginning这是愉快的一天，但一开始我们并不开心。beginning是名词，意思是“开始”“起始”“开端”，at the beginning意思是“起初”“开始时”，其反义词组是in the endat last，意思是“最终”“最后”。at the beginning of意思是“在开始时”，其反义词组是at the end of“在末尾”, 如：They were unhappy at the beginning开始他们不太高兴。He didnt go to the party in the endat last他最终没有参加晚会。We will go to England at the beginning of next week我们下周初将去英国。He found the bookshop at the end of the road他在路的尽头找到了书店。4. The trip from Kittys school took about two hours by coach坐长途汽车从基蒂学校出发要花费大约两个小时。take在句中的意思是“花费”“耗费”，常用句型It takes sbtime to do sth“花费某人多少时间做某事”，也可以用事物做主语。例如：It took US two hours to cook dinner做晚饭花费了我们两个小时。The journey from Nanjin to Shanghai takes about four hours. 从南京到上海的旅程需要花费四个小时。spend和take句型可以互换。例如：I spend two hours practicing playing the piano every day=It takes me two hours to practice playing the piano every day我每天花费两个小时来练钢琴。5Kittys classmate Daniel taught himself how to make a home page基蒂的同学丹尼自学了如何做主页。teach oneself的意思是“自学”，相当于learn sthby oneself, 如：-Who taught her to ride a bike? 谁教她骑自行车的啊?- She taught herself when she was only five years old她五岁时自学的。Wang Hua learned English all by herself王华自学英语。6. Go and see for yourself!你亲自去看看!for oneself的意思是“为了自己”“亲自”，by oneself意思是“独自的”“独立的”, 如:You shouldnt live just for yourself你不能只为了自己而活着。I carried it all by myself这东西是我一个人提着的。7. They were amazing, werent they? 他们令人惊叹，不是吗?这是一个反意疑问句。反意疑问句是指提问者有一定的主见，但没有把握，希望对方来证实的问句。它是由一个陈述句+一个附加疑问句构成的，其中附加疑问句的主语和动词与陈述句中的主语和动词相对应，但前后意思应相反, 如：He is a good student，isnt he?他是一个好学生，不是吗?Li Lei goes to school by bike every day，doesnt he? 李雷每天骑车上学，不是吗?There is no milk in the glass，is there?杯子里没有牛奶，是吗?Swimming is good for your health，isnt it?游泳对你的身体有益，不是吗?注意：如果反意疑问句的陈述部分含有否定意义的词，如seldom，never，hardly，few，little，nothing等，反意疑问部分要用肯定式, 如：She seldom goes shopping，doesshe?她不大去购物，是吗?There were few cars in the parking lot，were there? 停车区没几辆车，是吗?You have nothing to say，do you?你没有什么要说的，是吗?8.I wonder where Simon is hiding我想知道西蒙藏在哪里。wonder动词，是“想知道”“疑惑”的意思，相当于want to know。where Simon is hiding是一个宾语从句，在句中作宾语，宾语从句中要用陈述句的语序, 如：I wonder where Jim is我不知道吉姆在哪里。I wonder how we can get there我想知道我们怎样才能到那里。9. Simon and Linda looked at each other西蒙和琳达互相看了看。each other的意思是“彼此互相”，指的是两者之间的关系，one another意思和each other一样，但指的是三者或三者以上之间的关系。其所有格形式是each others，one anothers“彼此的”, 如：The twins often help each other这对双胞胎经常互相帮助。We five are good friends；we should help one another. 我们五个是好朋友，我们应当互相帮助。They often ask about each others work他们经常询问彼此的工作。They often call on one anothers home on Sunday星期天他们经常互相拜访。10. The match takes place at South Hill School in Moonlight Town on Sunday，7th November比赛将于11月7日(星期天)在月光城的南山中学举行。take place的意思是“举行”“发生”“进行”，主要用于描述按计划发生的事情，而happen也有“发生”的意思，但它侧重于描述偶然发生的事件。而happen to则是“碰巧”的意思, 如：The race will take place tomorrow morning跑步比赛明天早晨举行。What time did the accident happen? 事故是什么时候发生的啊?I happened to see her on my way to schoo1. 我在上学的路上碰巧遇到了她。11. Make a list of place