八年级英语上册第二单元知识点归纳
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Unit2 How often do you exercise
一、短语归纳
help with housework帮助做家务 on weekends在周末 how often多久一次
hardly ever几乎从不 once a week每周一次 twice a month每月两次 every day每天 go to the movies去看电影 go to the dentist去看牙医
use the Internet用互联网 swing dance摇摆舞 play tennis打网球
stay up late熬夜；睡得很晚 at least至少 go camping去野营
have dance and piano lessons上舞蹈课和钢琴课 go to bed early
早点睡觉 play sports进行体育活动 morn than多于；超过go online 上网
not…at all一点儿也不…… in one’s free time在某人的业余时间less than少于
the most popular最受欢迎的 such as比如；诸如
be free有空
old habits die hard积习难改 fifteen percent of……的百分之十五 junk food 垃圾食品
二、知识点归纳
1. help sb. with sth.帮助某人做某事 help sb. (to) do sth.
2. be good for对……有好处 be good with 对....有办法 be good at 擅长做....
3. How about…(doing) = What about……(doing) ......怎么样
/ ……好不好
4. want sb. to do sth.想让某人做某事
5. How many+可数名词复数+一般疑问句……有多少……
6. 主语+find that从句. ……发现……
7. spend time with sb.和某人一起度过时光
spend 时间/金钱 (in) doing sth. spend 时间/金钱on sth. 花费时间/金额做某事
8. It’s+ adj.(for sb)+ to do sth. 做某事是……的。

9. ask sb. about sth.向某人询问某事 ask sb.(not) to do sth. 要求某人做某事
10. by doing sth. 通过做某事
11. What’s your favorite……你最喜爱的……是什么
12. the best way to do sth.做某事的最好方式
the answers to our questions 问题的答案
13. although 尽管，不能与but同时用。

14. be afraid of doing sth. 害怕做某事 be afraid to do sth. 不
敢做某事
三、句子
1. How often do you exercise 你多久做一次锻炼 Twice a week.
2. What do you usually do on the weekend 你周末通常做什么
3. Are you free next week 你下周有空吗
4. What kind of dance are you learning 你正在学什么种类的舞蹈
5. How many hours do you usually sleep at night 晚上你通常睡多
少小时
四、作文：以Exercise is a good way to keep healthy为题目写一篇
作文
Exercising can help people to keep healthy. It makes your body strong. You can exercise three or four times a week. Half
an hour each time is enough. There are many ways to do exercise. You can go running, swimming or play balls and so on. I think exercise is funny. I like exercising.。