Unit 2 How often do you exercise? Section B (2a~2e) 学案（含答案）

Unit 2 Section B (2a~2e) 【学习目标】 1.能记住及正确运用本课时的重点词汇。 2.能运用不同的阅读技巧来获取需要的信息并完成相应的练习。 【预习导学】 一、填一填 1.Mrs. Li enjoys shopping 　_____　 (在线) at home on weekends. 2.Tom and Lisa rode a horse 　_____　 (一起) on the farm yesterday. 3.Thirty 　_____　 (百分之……) of the students in our school like English. 4.Playing sports every day is good for the 　_____　 (头脑). 5.Children's 　_____　 (身体) grow very fast. 二、连一连 1.玩电脑游戏 A.play sports 2.进行体育运动 B.free time activities 3.上网 C.such as 4.去野营 D.play computer games 5.业余活动 E.go online 6.例如; 像……这样 F.go camping 三、想一想 1.percent是什么意思 当它前面出现大于1的数字时, percent有变化吗 _____ 2.“Old habits die hard.”是什么意思 你还能想出其他的谚语吗 _____ 【答案】 一 1.online　2.together　3.percent　4.mind　5.bodies 二 三 1.percent表示“百分之……”;没有变化。 2.旧习难改。Practice makes perfect. 【合作探究】 任务驱动一 读前准备 翻译下面短语。 ①看电视 _____ ②做运动 _____ ③去乡村野营 _____ ④使用网络 _____ ⑤玩电脑游戏 _____ ⑥看电影 _____ 任务驱动二 阅读训练 1.阅读课本2b的短文,将下列信息进行配对。 2.阅读课本2b的短文,补充2b饼状图空白处的信息,并与同伴核对答案。 3.再次阅读2b的文章,回答下面的问题。 ①How many percent of the students do not exercise at all _____ ②How many percent of the students use the Internet every day _____ ③How often do most students watch TV _____ ④Why does the writer think exercise is the best way to relax _____ ⑤Do you think the students in No. 5 High School are healthy Why or why not (言之有理即可) _____ _____ 4.完成课本2d的任务。 　　◎学法指导:注意根据百分比,使用恰当的频度副词。 5.跟录音朗读短文,模仿其语音、语调。 【答案】 任务驱动一 ①watch TV　②play sports ③go camping in the country ④use the Internet ⑤play computer games ⑥go to the movies 任务驱动二 1. 3.①Twenty percent. ②Ninety percent. ③Most students watch TV every day. ④Because it's healthy for the mind and the body. ⑤No, I don't think so. Because most students use the Internet or watch TV in their free time. They don't like exercising. 【知识超市】 [命题点一]We found that only fifteen percent of our students exercise every day.我们发现只有百分之十五的学生每天锻炼。 　 ◎用法总结:percent作主语时,谓语动词的数由其后面的名词来确定。如: Sixty percent of the books are new.60%的书是新的。 对点自测 用括号内所给单词的适当形式填空。 1.Eighty percent of the milk 　_____　(be) sold out yesterday. 2.Sixty percent of the students 　_____　 (be) boys. 【答案】1.was　2.are [命题点二]Although many students like to watch sports, game shows are the most popular.虽然很多学生喜欢看运动节目,但游戏节目是最受欢迎的。 　 ◎用法总结:although引导的让步状语从句不能与but连用,although可以用though替换。 如: Although he is very tall, he can't reach the apples on the tree. 虽然他个子很高,但还是够不到树上的苹果。 对点自测 根据汉语意思完成下列句子。 1.虽然他们努力尝试,但他们还是没有按时完成工作。 　_____　 they tried hard, 　_____　 on time. 2.虽然他们很累, ... ...