【正文】 do they work hard,but they also work well. . efficiency 1975 Vocabulary ExercisesI. III. IV. honest。 think。 Grammar ExercisesI. be attacked all the animals in a test group are given a substance until half of them die, while the new method means: by using a fixed a mount, it gives the same eventual information but uses fewer animals and does not require that they die.IV.b. developmentalc. unethicalII. contented。 10. relief，他歡蹦亂跳地回來了。，當(dāng)誠實的孩子，不要撒謊呦。 ，他是那個時代的典型人物。 第十二單元Text A Exercises for the TextI.3. substitute9. daydreamb. powers of concentration under。 b. creativity7. surrounding16. at sea 17. put off 5. five 4. 昨夜大雨傾盆。 B: 我也要兩個煎雞蛋。2. c5. coincide with1. g9. jc. eviciently . boredom2. take it easy 3. tightened10. expect/ofIII.1. 改變；各種各樣的； 變動； 各種各樣的； 易變的； 變量2. 超過； 過多的； 過多的； 勝過3. 比賽； 競賽，比賽； 競爭的； 競爭者4. 著手； 出發(fā)； 豎立； 建立5. 批準(zhǔn)； 贊成； 不批準(zhǔn)； 不贊成8. with a view towards2. varied taking a free ride without5. undertookc. enjoyVocabulary ExercisesI.. efficiency7. i9. prospect3. antithesis第十三單元Text A Exercises for the TextI.4. A: 你認為安妮指導(dǎo)嗎？ B: 我認為大家都知道。II.1. 我想做完工作就到那兒去。 10. the more。 14. Contrary to4. muse 5. vividly invention4. Dr. jerome Singer at Yale University5. Which point do the examples of Newton and Edison support?a. intellectual growth7. enhance1. symptom 把相框的邊緣磨光。 7. take/for granted begging ads goings and ingsText BExercises for the TextI.6. replacec. responsibility. ethics research has been central to the development of human medicine. think differently about whether animal research is relevant to physical health of man. number of animals used in laboratory tests has declined over the past 20 years. research findings show that a small number of laboratory tests can be done without using animals. medical technology bees more and more advanced, stopping testing on animals altogether is a long way away.b. to design better and refine experiments alteredV. election occurs in the United State every four years. major party nominee usually gets higher approval rating than a minorparty nominee. plays a critcal role in the presidential campaign. win electoral votes, presidential candidates are particularly concerned with those important states. are over a dozen political parties in the United States,among which there are only two major parties. Vocabulary ExercisesI. have beenII. hurried back to school lest it should rain. done a good grade on report card。II.III. andIV. is not dificult to understand the maladjustment that brought to the body by high speed travel. reason for this discrepancy is that different bodily events are controled by different factors. in food stimulates wakefulness,while carbohydrates promote sleep. problem of Jet Lag is on every international traveller es across at some time. is not feasible to wait for a few days until the body39。 by II. other。 variety ofII. from the radioactive warning of meant。II. we shall understand.B. musical theme among college students in San Francisco,in the United StatesIV. of Arizona Vocabulary ExercisesI. shame phone calls。 第四單元Text A Exercises for the TextI. take。 第三單元Text A Exercises for the TextI. plains his。 你要對整個工作負責(zé)。 。 same。 II. interest a disadvantage他總是努力工作，好像從不感到疲倦。；主語補語。 II. the。 sun may want a health professional to open up munication for them with free。 Yale。 II. surprise。 ve already reduced the expenses to the minimum. won39。 n39。 the constructive。 energy level II.III. want to promote mutual understanding between the two countries. plan seems feasible. is out of step with modern life. overe diffculties,we must first overe ourselves. is a big lag between his thought and action. fashion model was looking for a chance to show off herself to advantage. assumption is not based on full facts. Text BExercises for the TextI. loving rude。 with 39。 tiptoed into the room for fear that he should be heard. was in a terrible hurry that day,otherwise I would have stopped to have a chat with you for a while. favor of ；收集；集體的；自動的；汽車；自動的 d. cancer e. developmental disorder three R39。 serene10. want。 ，全力以赴投入研究生課程不會有任何困難。 很高興。 but。 2. a. pensation 3. lack of association 2. sought out5. identitiesGrammar ExercisesI.1. 人群發(fā)出贊成的喊聲。5. 我四下張望，卻看不見一所房子。8. 查爾斯現(xiàn)在是演員。 7. Mr. Coffee machine。 s pay。5. edge。 我從未有過這樣一臺這樣的照相機。10. 媽媽正好把洗好的衣服曬出來。2. volunteers II.c. inventor。1. a. habitual 。 8. news。4. attaches。 a. anesthetics ；競爭者；競爭； 競爭的；反對；相反的；對立的 overturned put。第十單元 Text A Exercises for the TextI. change smile。 their。 in at 。 to first。 one。 A. Arkansas。 disaffection within society Ages。 television。 nature performance at interviews II. spent。s different from the planned murder of people. deserts。 orbit with。III. t lie.，后一個是連詞；比較狀語從句。；非限定性定語從句。；非限定性定語從句。 it。 這兒有塊大石頭，沒人能搬起它。正如同學(xué)們所看到的，海倫有點瘋瘋癲癲的。他沒有她那么老。；方式狀語從句； betterV.II. Vocabulary ExercisesI. camelV. does relieve the dying patients from their suffering. you konw that the Netherlands is the onl