Book6 Unit5 The Power of Nature.doc

Book6 Unit5 The Power of Nature目標(biāo)認(rèn)知重點(diǎn)詞匯：erupt, evaluate, absolute, make ones way, impress, cancel, panic, vary,guarantee 重點(diǎn)句型：adj. / adv. + enough to do 語(yǔ)法：ing 形式作狀語(yǔ)精講巧練重點(diǎn)詞匯erupt【原句回放】Look at the diagram on the right. It shows a volcano erupting. (P33) 【點(diǎn)撥】erupt vt.vi. to burst forth suddenly and violently, such as steam, water, and volcanic material 表示“ 噴出,爆發(fā)” erupt into 表示“爆發(fā)，發(fā)出”相當(dāng)于burst into。如：Violence erupted after the football match.The wisdom of Chinese people will erupt like a volcano.【拓展】eruption n. 爆發(fā), 火山灰The volcano burst into eruption with great rumbling.That resulted in the eruption of the crisis in Asia.evaluate【原句回放】Having collected and evaluated the information, I help other scientists to predict where lava from the volcano will flow next and how fast it will flow. (P34) 【點(diǎn)撥】evaluate vt. to judge or assess the worth of; appraise 表示“估價(jià)；評(píng)價(jià)”， 其名詞 evaluation 表示“估價(jià)；評(píng)價(jià)”。如：The research project has only been under way for three months, so its too early to evaluate its success.The performance of each employee is evaluated once a year. It is very important to pay more attention to the evaluation of the milk powders quality.No one is satisfied with the result of the evaluation because it is unfair. 【拓展】注意區(qū)別：estimate和evaluateestimate指“根據(jù)個(gè)人的知識(shí)、經(jīng)驗(yàn)或認(rèn)識(shí)而提前形成的看法或判斷, 并強(qiáng)調(diào)其估計(jì)的結(jié)果不一定是正確的?！比纾篒 estimated his age at 40. 我估計(jì)他的年齡是四十歲。而evaluate 指強(qiáng)調(diào)“通過(guò)仔細(xì)的考察對(duì)能力、成就或等級(jí)進(jìn)行判斷、評(píng)估、鑒定?！比?Lets evaluate the evidence. 讓我們?cè)u(píng)定一下此證據(jù)的價(jià)值。absolute【原句回放】It was an absolutely fantastic sight. (P34) 【點(diǎn)撥】absolute adj. complete; perfect, used for emphasizing an opinion , feeling or statement 表示“絕對(duì)的， 完全的”，常用來(lái)修飾名詞，但沒(méi)有比較級(jí)。如：The way they have been treated is an absolute disgrace.I have absolute confidence in her. 【拓展】absolutely adv. 表示“完全地； 絕對(duì)地”，absolutely not 表示“絕對(duì)不”如：Its absolutely impossible.They have absolutely no idea how this happened. make ones way【原句回放】It wasnt very easy to walk in these suits, but we slowly made our way to the edge of the crater and (P35)【點(diǎn)撥】make ones way： to go slowly or steadily to a place 表示“排除困難前進(jìn)，向前”。如：Thousands of refugees are making their way across the border.At the end of the book, Betty sets off to make her way in the world. 【拓展】與way相關(guān)的短語(yǔ)： feel ones way謹(jǐn)慎小心地進(jìn)行；fight ones way奮斗前進(jìn)；force/push ones way 擠(出去), 沖(出去) ；lose ones way迷路, 迷失方向 impress【原句回放】What does the writer find impressive about volcanoes even after studying them for 20 years? (P35) 【點(diǎn)撥】impress vt. to make an impression on; have a strong and lasting effect on表示“使（人）敬佩；使留下深刻印象”。如：What impressed me was their ability to deal with any problem.常用短語(yǔ)：impress sth. on sb. “使某人銘記某事物；使某人明白某事物的重要性”They impressed on us the need to keep the project completely secret.上面這個(gè)句子也可以變成被動(dòng)。The need to keep the project completely secret was impressed on us (by them).impressed 不僅僅是動(dòng)詞impress的過(guò)去式和過(guò)去分詞，它本身也可以作形容詞“欽佩的；印象深刻的”，這時(shí)常和介詞with,by相連。I was very impressed by /with the efficiency of the staff.【拓展】impression n. 表示“印象，感覺(jué)”make/create an impression on sb. 給某人留下印象first impressions第一印象如： As a serious candidate, you want to make a good impression on everyone you meet.作為一個(gè)認(rèn)真的候選人，你得給你見(jiàn)到的每個(gè)人留下良好的印象。cancel【原句回放】Marie had felt ill all day. She cancelled her appointment with her friends. (P37) 【點(diǎn)撥】cancel vt. to say sth. that has been arranged will not now happen 表示“ 取消；宣稱(chēng)無(wú)效”，其過(guò)去式和過(guò)去分詞為cancelled.如：I cancelled many unnecessary words in my manuscript. Many companies cancelled their order because of the poor quality. 詞 組：cancel out 抵消 【拓展】 cancellation n. “刪除, 勾銷(xiāo), 取消”短 語(yǔ) make the cancellation 如：The editor made the cancellation of the faulty passage. Can you tell me the cancellation number? panic【原句回放】I had to force myself not to panic. (P38) 【點(diǎn)撥】panic vt. be overcome by a sudden fear表示“使恐慌；使驚慌”， panic sb. into doing sth “使某人恐慌做某事”如：The students panicked when told that final exams were less than a week away.The banks were panicked into selling dollars.【拓展】panic 也用作名詞，表示“恐慌，驚慌失措”in panic 驚慌如：The panic pulled stock prices down.When the theater caught fire, there was a panic. vary【原句回放】The height of the land varies from 700 meters above sea level to over 2,000 meters and (P39) 【點(diǎn) 撥】vary vt. to be different in different situations 表示“改變; 變化”，vary from to 從到不等; vary with 隨而變化如：The weather varies from day to day. Fees vary with the size of the job. 【拓 展】various adj. 表示“各種各樣的”；variety n. 表示“種類(lèi)，花樣”如：There are various colors to choose from. The shopping centre sells a variety of goods. guarantee【原句回放】, dont forget to drop a coin into the clear, blue water to guarantee your love will be as deep and lasting as the lake itself. (P39) 【點(diǎn)撥】guarantee vt. to make it certain that sth. will happen or exist 表示“擔(dān)保；保證；允諾”，be guaranteed to do sth. 保證做某事；guarantee sb. sth. 確保某人某事；guarantee that+句子 “確保”。如：The government provides help for small businesses, but it cant guarantee their success. 政府向小企業(yè)提供幫助，但不能保證它們一定成功。People cant be guaranteed to do the right things.人們不能保證一定做正確的事情。This win guaranteed them a place in the final.這場(chǎng)勝利確保他們能夠進(jìn)入決賽。We cant guarantee that you are going to get the cheapest fare.我們不能保證你能得到最低票價(jià)。 【拓 展】guarantee n. 表示“擔(dān)保；保證(書(shū))”如：The new television had a guarantee with it. Blue skies are not always a guarantee of fine weather. under guarantee在保修期內(nèi)My watch is still under guarantee, so they will repair it for free.adj. / adv. + enough to do【原句回放1】The day after this eruption I was lucky enough to have a much closer look at it. (P34 ) 【原句回放2】If you are lucky enough to visit the Lake of Heaven with your loved one, dont forget to drop a coin into the clear, (P39) 【點(diǎn)撥】 enough作副詞用時(shí)，意為“充分地；足夠地”，通常要把它放在所修飾的形容詞、副詞或動(dòng)詞的后面，常與不定式或介詞for連用。enough作形容詞，意為