Extensive Reading

Language points 1. Fill in the blankets with proper words. 2). The Invention of the computer caused a r________ in our way of living. evolution

4).Yuan Longping created a r___________ new way of growing rice. evolutionary

2. lead to: to result in 导致 Your carelessness will lead to the trouble in the future. cigarette death accident loss mistake resign scandal fire lead to

1). to have a clear meaning No matter how I tried to read it, the sentence didn't make sense. It makes sense to take care of your health. 2). to be wise course of action 3. make sense

5. spin spun spin a top a spinning coin a spinning wheel spun spinning

6. enthusiastic: be interested in She’s very singing____________ __________ We explain our plan, and he is very___________. enthusiastic about/over enthusiastic

enthusiastic enthusiasm enthusiastically She shows boundless __________ for the work. She greeted him _____________ with a kiss. She is very __________ about Eastern music. enthusiasm enthusiastically enthusiastic

7. cautious: careful to avoid risk be cautious about/of sb./sth. cautiously

The guard warned me to be cautious about strangers. The bank is very cautious about lending money. My father is a very cautious driver. 银行在贷款方面十分慎重。 警卫告戒我要当心陌生人。 我的爸爸是一位非常谨慎的司机。

8. If you don’t like Tom, you may r_____ his gift. If you don’t think the suggestion is suitable for you, you may r____ it. eject

reject an offer a possibility a theory refuse to accept rejected candidate applicant

用适当的介词填空。 1. The quarrel led __ the fighting between the two villagers. 2. He is always positive _____ trying new ideas. 3. His father is very strict ____ him and strict __ his studies too. to about with in

4. We should base our theory __ fact. 5. The photo calls up the memory of his childhood __ times. 6. According to my point __ view, we should stick to our plan. on at of

Look at the following pictures:

Conclusion Euler’s theory ( 一笔画 ) 可以一笔画只有两种情况： 1. 没有奇数顶点。 2. 只有两个奇数顶点。 如对此问题有兴趣的同学可登录：