8-U3重点提示.doc

Book 8 Unit 3 重点提示及练习I.Key words:patent distinguish mercifulproductpowderperfumestainlesscubecubicabruptabruptlyconvenientcautionexpectationpassivemerrymerrilyseizecriterioncriteriavalidripestringfreezinggreengroceridentificationdialrainfallinnocentlanternbear/bore/bornejamforeheaddynamicwirecurrenthelicoptertrianglestableinvaluableassociatepracticalrefrigeratorextensioncompetencecompetentpersonnel II.Key phrases:call up;now and thenset aboutbeaten trackhang onout of order get throughring backring offdecide on distinguish oneself adjust ones planin the expectationseize the opportunityfile my patent application numerous designs ; III.Key sentence structures: P.20-22.1. and they seem to have made their home here, not far from the walnut tree.2. Here was a chance for me to distinguish myself by inventing something merciful that would catch snakes but not harm them.3. The first thing I did was to see if there were any products that might help me, but there only seemed to be powders designed to kill snakes.3. Prepared with some research findings, I decided on three possible approaches: 4. Between the outside and the inside walls of the bowl there is some jelly, which freezes when cooled. 5. But once I picked up, they tried to bite me. 6. This was in the expectation that the snakes would bite again.7. But monitored carefully, the snakes proved to be no trouble and all went according to plan.8. Pressed by my friends and relations, I decided to seize the opportunity to get recognition for my successful idea by sending my invention to the patent office.9. The criteria are so strict that it is difficult to get new ideas accepted unless they are truly novel.10. Nor will you receive a patent until a search has been made to find out that your product really is different from everyone elses.11. There are a large number of patent examiners, too, whose only job is to examine whether your claim is valid or not.12. Now its a matter of waiting and hoping.13. Remember to include one change to your invention in case it doesnt work the first time.P.2514. He found that by pressing his lips against his mothers forehead, he could make his mother understand what he was saying.15. It was this exploring around problems and his dynamic spirit that led to his most famous invention- the telephone in 1876. 16. Bell was fully aware of the importance of his invention and wrote to his father:17. it was not until five days later that Bell sent his first telephone message to his assistant Watson.18. Alexander Graham Bell was not a man to rest and he interested himself in many other areas of invention.P. 6619. Based on the gear, he came up with numerous designs, including the bicycle, a helicopter, an “automobile” and some weapons of course.20. His talent was so rare that he mastered any subject to which he turned his attention 21. He might have been a scientist if he had not been so skilled in other areas.22. Today we think of Leonardo da Vinci as one of the greatest painters, but if he had never been a painter, we would still appreciate him as one of the greatest inventors of his time.IV.Fill in the blanks with proper words: 1. Tonight you are going to go to the concert out and Im likely to go out too. Bring the keys with you _ _ Im out. 2. It was _ (play) computer games that the boy wastes a lot of time _ he ought to have spent on his lessons.3. He found a magazine _(mark) with the owners name _(lie) on the desk with the back cover _(tear) off.4When _ (complete)，the museum will be open to the public next year 5. Friendship is like money，easier made than _(do) 6. Unless _(invite) to speak，you should remain silent at the conference 7. Id better ring _ now. The water is boiling in the kitchen.8. Mother made a promise _ _ I passed the exam, she would buy m e a computer.9. The cheque will be i_ if it is not signed by the finance director.10. S_ the chance, otherwise youll regret it.11. Academic ability is not the only c_ for admission to the college.12. They ate a light lunch in the _ (期待) of a good dinner.13. We must proceed with _ (谨慎).14. The a_ (突然) change of schedule gave me lots of trouble.15. This pan is made of _ (不锈的) steel.16. The _(mercy) king saved the young officer from death.17. The twins are so alike that no one can r_ (识别) the difference between them.18. The weather was _(freeze) cold that night. III. Translate the following sentences. 1. 如果我早知道他的分机号，我就会给他打电话了。(extension; call up)（用倒装的虚拟语气句型）2. 虽然她讨厌她的继母，她还是时不时去看看她，以表示对父亲的爱戴。(now and then)3. 狗摆动尾巴期待得到骨头。(in the expectation)4. 应当教育孩子明辨是非。(distinguish)5. 新政府必须立即找出解决国家经济问题的办法。(set about)6.在你住的地方有家便利超市实在好。（convenient）7. 只有每于训练几个小时才能掌握英语。(only)8. 由于朋友和亲戚的敦促, 向专利办提交专利申请。(press; file) 9. 她所有的信件仔细归档。(file) 10. 他是技术高超的机修工。 (competent)Book 8 Unit 3 重点提示及练习参考答案IV.Fill in the blanks with proper words: 1. in case; 2.playing, that/which 3. Marked, lying, torn 4. completed 5.done 6. invited 7. off 8.that, if 9. invalid 10. Seize 11. criterion 12. expectation 13. caution 14. abrupt 15.stainless 16. merciful 17. recognize 18.freezing III. Translate the following sentences. 1. Had I known his extension number, I would have called him up.2. Although she hates her stepmother, now and then she goes to see her for the love of her father.3. The dog wags its tail in the expectation of a bone.4. Children should be taught to distinguish right from wrong. 5. The new government must set about finding solutions to the countrys economic problems.6. Its very good to h