人教版八年级上册Unit 1 How often do you exercise 单元讲解与测试.zip

Unit1 练****一. 重点词或词组：
1. how often: 多久一次，多常，它是用来对动作的频率，即频率副词进行提问的。常见的频率副词有：always, usually, often, sometimes, hardly ever, never, every week, once a week等。
ex: ①Mary goes to the movies once a week.
→How often does Mary go to the movies?
②They sometimes go skateboarding.
→How often do they go skateboarding?
2. exercise: v. 运动，锻炼 n. 练****体操
①Tom often exercises on weekends. (vi)
②How often does Bob do exercise? (n.)锻炼
③We often do eye exercises. (n.)做眼保健操
3. hardly: adv. 几乎不，几乎没有
①He’s so old, he can hardly walk. （几乎不能）
②They are very busy, they hardly ever watch TV. （几乎不曾）
4. shop: v. 购物 n. 商店
①They are shopping. （在购物）
②Let’s go shopping, OK? （去购物）
③She sometimes shops in the shoe shop. （购物；鞋店）
5. once 一次；twice 两次；three times a week 一周三次；once or twice 一两次；two or three times 三、四次。这里的times是“次数”：
eg: How many times do you go shopping every week?
你每周购物几次？
How often do you go shopping?
这里的how often不能用how many times替换。
6. surf the Internet 网上冲浪
7. as for至于；对于
eg: As for homework, most students do it every day.
8. health n. 健康；healthy adj. 健康的；unhealthy adj. 不健康的
①Don’t worry! I’m in good health. （同义词：healthy）
②Unhealthy food is bad for our health.
③He often exercises, so he looks very healthy.
9. healthy eating habit 健康的饮食****惯
这里的eating是动名词用作定语，修饰habit。
10. try: n. 尝试 v. 尝试，试图，努力，设法
①Let’s have a try. 咱们试一试吧。
②try to do sth. 尽量/