Unit1 They sometimes work harder.
学习目标：
1、（知识与技能）掌握下列重点单词及短语，句子的意思及用法：
（1）.Words: wealthy, wealth, fear, double, seldom, deaf, spare
（2）. Phrases: used to, spare time, in the past, speak up, take exercise, the number of
（3）. Important sentences:
But people don’t take as much exercise as they used to.
I suppose that’s because more people have cars, and they walk or use their bikes less.
Why don’t you go and ask Mrs Li, our neighbour?
2、运用观察、发现、归纳和实践等方法学习语言知识，感悟语言功能。
课前准备：
（1）.理解并运用知识目标中的重点词汇。
（2）.搜集有关过去生活的材料，与现在自己的生活做对比，了解社会发生的变化。试着用本课相关词汇进行描绘。
课前热身：
【自主学习，基础过关】
一、单项选择
1. Computers can work ____ than men and make________ mistakes.
A. slower; less B. faster; fewer C. faster; less D. faster; more
2. This stamp is______ in my collections.
A. the elder B. the old C. the eldest D. the oldest
3. —What do you like____ , tea, coffee or milk? —Tea, of course.
A. better B. good C. well D. best
4.You’re standing too near the camera. Can you move _____?
A. a bit far B. a little farther C. a bit of farther D. a little far
5. Li lei often talks ___ but does ___ , so everyone says he is a good boy .
A. less more B. few much C. more little D. little many
6. -What ___ the number of students in your school?
-About 2,000. And a number of them ____ from the countryside.
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A. is, are B. is, is C. are, is D. are, are
7. My sister doesn’t like fast food, so she ____ eats it.
A. always B. often C. sometimes D. Seldom
二、短语连线
1. do one’s best A. 进行锻炼
2. talk of B. 在过去
3. take exercise C. 尽力
4. public transport D. 公共交通
5. in the past E. 说起
三、选词的正确形式填空
deaf doubled fear spare used to wealth
1. What kind of things do you _______________?
2. What do you do in your ______________ time ?
3. What can someone not do if they are _____________?
4. If someone is ____________,is it more or less?
5. Do you think people _______________ take more exercise than they do today?
6. Do you think people have more ____________ today than they used do?
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