【正文】 t an opportunity pass by. 你不應該錯過任何機會。 12. passerby n. 過路人[C]Passersby could hear our rising voices. 過路行人可以聽到我們越來越高的聲音。* n. 弓 a weapon that shoots arrows；結(jié)；蝴蝶結(jié) ；奏提琴用的）弓to bend a bow 張弓 bow and arrow 弓矢 She tied her shoelaces in a bow. 她把鞋帶打成蝴蝶結(jié)。He bowed his head in shame. 他慚愧地低下頭來。Hospitals deal with diseases of every variety. 醫(yī)院診治各種各樣的疾病。 10. variety 多樣化，變化[U] ；種種[S][(+of)] ；種類[C] [名校學案：]What other ways do you know to add variety? 你知道其他增加變化的方法嗎?People like to live a life full of variety. 人們喜歡過豐富多彩的生活。 bring into existence 使產(chǎn)生 earn one’s existence 謀生 lead a happy existence 過著幸福生活 put ... out of existence 使……滅絕 * e into existence 出現(xiàn)，產(chǎn)生 start to be, live, happen, etc. When did this world e into existence? 這個世界何時產(chǎn)生的？ 9. at present 目前；現(xiàn)在We don’t need it at present. 我們現(xiàn)在不需要。 They cannot exist on such a small ine. 靠這點收入他們不能夠生活。 Does life exist on other planets? 別的行星上有生命嗎？ The Qin dynasty existed for a very short period. 秦朝存在的時間很短。 There is no percentage in it. 沒有賺頭（好處）。 6. billion num. （美、法）十億；（英、德）萬億 (美) thousand million , (英) million million ；大量,無數(shù)[P][(+of)] Billions of stars twinkled in the sky. 無數(shù)星星在天空閃爍。 dissuade。 Don’t put off till tomorrow what can be done today. 今天可做的事不要拖到明天再做。achieve success 取得成功 achieve a victory 獲勝 achieve the four modernizations實現(xiàn)四個現(xiàn)代化5. put off 推遲；拖延 postpone (an appointment, a trip, a visit, etc.)。4. achievement 達成；完成[U] ； 成就,成績[C]achievement of an ambition 抱負的實現(xiàn) make achievements 取得成就 The invention of the puter is a great achievement. 發(fā)明電腦是一大成就。 Native American 美洲原住民；印第安人* n. 本地人，本國人[(+of)]； 土著，原住民[P1] ；(某地)原有的動(植)物[(+of)]Are you a native here, or just a visitor? 你是本地人?或者只是過客?The professor set to study the habits of the natives. 教授著手研究當?shù)鼐用竦纳盍晳T。The giant panda is native to China. 大熊貓是中國特有的動物。Dick had a new technique for doing the high jump. 迪克有一種跳高的新技術。 Unite 10 Money Words and Expressions 學案Learning to learn 1. motivate vt. 為……之動機（常用被動語態(tài)） ；引起…… The murder was motivated by hatred. 那兇殺案是由仇恨所引起的。 What motivated you to do such a thing? 引起你做這樣的事的動機是什么 ? motivation n. 動機，刺激，推動 [名校學案：]2. technique n. （科學、藝術、運動等的）技巧；技術[U]；手法，技法 [C] way of doing something technique in medicine and surgery 內(nèi)外科技術 They admired the pianist’s perfect technique. They need to learn modern management techniques. 他們還得學習現(xiàn)代管理技術。 to learn the advanced techniques from other countries 學習別國的先進技術 [名校學案：]* technology （科學）技術 [U] practical science We should master the basic advanced technology of the new century. enjoy a high level of technology 享受高水準的科技 science and technology 科學和技術 3. native a. 出生地的，祖國的，家鄉(xiāng)的；本土的； 土生的[B][(+to)]；(某地)特有的；土著的They are native speakers of English. 他們的母語是英語。She was native to Taipei. 她原籍臺北。 The kangaroo is a native of Australia. 袋鼠是澳大利亞的土生動物。* achieve v. do or finish something well after trying hardYou will never achieve anything if you spend your time that way.你若總是這樣消磨時間,就永遠不會有所成就。 postpone an engagement with (sb.) It’s raining hard. We’d better put off the sports meet. 正在下大雨，我們最好把運動會延期。* 阻止；勸阻；使泄氣 hinder。 discourage [名校學案：]We are not going to allow a little difficulty like that to put us off. 決不讓那么一點點困難把我們嚇倒。7. percentage n. 百分比[率]，比率 ；（口語）利益,賺頭； [~s] (勝的) 機率，勝算 What percentage of the students are [is] admitted to college(s)? 有多少百分比的學生獲準進入大學? A small percentage of the farm produce was ruined. 農(nóng)產(chǎn)品中的一小部分壞掉了。 play the percentages 計算得失（機率）而行動 8. exist vi. 存在 to be, to be real We cannot exist without air. 沒有空氣，我們就不能生存。 Matter generally exists in three states: gas, liquid and solid. 物質(zhì)通常有三態(tài)：氣態(tài)、液態(tài)和固態(tài)。 exist