Unit 2 How often do you exercise讲义2023-2024学年人教版英语八年级上册

Unit 2 How often do you exercise? 词形转换： 1)one num.→（词）once 2)two num.→（副词）twice 3)little adj.→（比较级）less--(最高级)least 4)health n.健康→（形容词）healthy 5)body n.身体（复数）bodies 6) diev.死+（现在分词）dying 7) begin→（过去式）began 8)result→（复数）results 9)die→（形容词）dead----(名词)death l0)write v.写→（名词）writer→（过去式）wrote 短语： 1.help sb.with sth.帮助某人做某事 2. help with housework=help do housework帮助做家务 3. on weekends=on the weekend在周末 4. how often多久一次 5. hardly ever几乎从不 6. once a week每周一次 7. twice a month每月两次 8. every day每天 9.be free有空 10.How come?为什么呢？ 11.go to the movies去看电影 l2.use the Internet用互联网 13.swing dance摇摆舞 14.drink music喝牛奶 I5.eat a healthy breakfast吃一顿健康的早餐 l6.play tennis打网球 l7.stay up late熬夜；睡得很晚 18.at least至少 l9.have dance and piano lessons上舞蹈课和钢琴课 20.go to bed early早点睡觉 2l.play sports=do sports进行体育活动 22.be good for对..有好处 23.be bad for对.有坏处 24.eat junk food吃垃圾食品 25.ask sb.about sth.询问某人关于某事的情况 26.go camping去野营 27.not.at all-点儿也不. 28.go online上网 29.at least至少 30.the answer to the questions about..关于..问题的答案 31.the key to the door门的钥匙 32.in one's free time在某人的业余时间 33.free time activities业余活动 34.Here is/are+名词这是.. 35.for fun为了娱乐 36.the most popular最受欢迎的 37.through exercise通过锻炼 38.such as比如：诸如 39.spend time with sb.和某人共度时光 40.old habits die hard积习难改 41.watch the game shows观看游戏类节目 42.a16-year-old high school student-个十六岁的高中生 43.go to the dentist去看牙医 44.morn than多于：超过 45.less than少于 46.teeth cleaning洗牙 47.fast food快餐 48.at night在晚上 49.Don't worry别担心 用法归纳： (1I)基础词+percent+of+名词(of后面的名词决定动词的单复数) (2)How often do you..?你多久..一次？ (3)What kind of...do/does sb.like?某人喜欢什么种类的..？ (4)How about doing sth?=What about doing sth.?..怎么样？ (5)want sb.to do sth.想让某人做某事 (6)What do/does sb.usually do on weekends?某人在周末通常做什么 (7)help sb.with sth.=help sb.do sth.帮助某人做某事 I often help my mother with housework. =I often help my mother do housework. (8)How many+可数名词复数+一般疑问句？..有多少..？ (9)How much+不可数名词+一般疑问句 (10)主语+find+that从句...发现.. (11)t's+adj.+to do sth.做某事是..的。 (12)by doing sth.通过做某事 (13)What's your favorite..?你最喜爱的..是什