【正文】 t makes almost no difference. Since much of the variation is due to genes, one more agent of evolution has gone. There is another way to mit evolutionary suicide: stay alive, but have fewer children. Few people are as fertile as in the past. Except in some religious munities, very few women have 15 children. Nowadays the number of births, like the age of death, has bee average. Most of us have roughly the same number of offspring. Again, differences between people and the opportunity for natural selection to take advantage of it have diminished. India shows what is happening. The country offers wealth for a few in the great cities and poverty for the remaining tribal peoples. The grand mediocrity of today — everyone being the same in survival and number of offspring — means that natural selection has lost 81% of its power in upermiddleclass India pared to the tribes. For us, this means that evolution is over。s Evolution [C] the Evolutionary Future of Nature [D] Human Evolution Going Nowhere 考研文章的難點(diǎn) 1. 單詞量不大，但是句型結(jié)構(gòu)復(fù)雜 2. 作者的態(tài)度導(dǎo)出具有隱蔽性 第四課時(shí) 3. 選項(xiàng)的設(shè)計(jì)具有迷惑性 微觀閱讀技巧之一：標(biāo)點(diǎn)的運(yùn)用 Unit 1 Passage 1 The American economic system is anized around a basically privateenterprise, marketoriented economy in which consumers largely determine what shall be produced by spending their money in the marketplace for those goods and services that they want most. Private businessmen. striving to make profits, produce these goods and services in petition with other businessmen。s pipelines. A few have already appeared. The goal of all will be to try to explain to a confused and often unenlightened citizenry that there are not two equally valid scientific theories for the origin and evolution of universe and life. Cosmology, geology, and biology have provided a consistent, unified, and constantly improving account of what happened. Scientific creationism, which is being pushed by some for equal time in the classrooms whenever the scientific accounts of evolution are given, is based on religion, not science. Virtually all scientists and the majority of nonfunda mentalist religious leaders have e to regard scientific creationism as bad science 新東方在線 [] 網(wǎng)絡(luò)課堂電子教材系列 8 and bad religion. The first four chapters of Kitcher39。s book is intended to ________. (A) remend the views of the evolutionists (B) expose the true features of creationists (C) curse bitterly at his opponents (D) launcha surprise attack on creationists 19. From the passage we can infer that ________. (A) reasoning has played a decisive role in the debate (B) creationists do not base their argument on reasoning (C) evolutionary theory is too difficult for nonspecialists (D) creationism is supported by scientific findings 20. This passage appears to be a digest of ________. (A) a book review (B) a scientific paper (C) a magazine feature (D) a newspaper editorial Passage 3 Technically, any substance other than food that alters our bodily or mental functioning is a drug. Many people mistakenly believe the term drug refers only to some sort of medicine or an illegal chemical taken by drug addicts. They don39。s state of consciousness. 中國(guó)最大的管理資料下載中心 (收集 \整理 . 部分版權(quán)歸原作者所有 ) 第 9 頁(yè) 共 56 頁(yè) 9. Substances abuse (Line 4, Paragraph 1) is preferable to drug abuse in that ________. [A] substances can alter our bodily or mental functioning if illegally used [B] drug abuse is only related to a limited number of drug takers [C] alcohol andtobacco are as fatal as heroin and cocaine [D] many substances other than heroin or cocaine can also be poisonous 10. The word pervasive (Line 1, Paragraph 2) might mean ________. [A] widespread [B] overwhelming [C] piercing [D] fashionable 11. Physical dependence on certain substances results from ________. [A] uncontrolled consumption of them over long periods of time. [B] exclusive use of them for social purposes [C] quantitative application of them to the treatment of diseases [D] careless employment of them for unpleasant symptoms 12. From the last paragraph we can infer that ________. [A] stimulants function positively on the mind [B] hallucinogens are in themselves harmful to health [C] depressants are the worst type of psychoactive substances [D] the three types of psychoactive substances are monly used in groups Text 4 It is said that in England death is pressing, in Canada inevitable and in California optional. Small wonder. Americans39。 we are geically programmed to disintegrate and perish, even under ideal conditions. We all understand that at some level, yet as medical consumers we treat death as a problem to be solved. Shielded by thirdparty payers from the cost of our care, we demand everything that can possibly be done for us, even if it39。Connor is in her 70s, and former surgeon general C. Everett Koop chairs an Inter startup in his 80s. These leaders are living proof that prevention works and that we can manage the health problems that e naturally with age. As a mere 中國(guó)最大的管理資料下載中心 (收集 \整理 . 部分版權(quán)歸原作者所有 ) 第 10 頁(yè) 共 56 頁(yè) 68yearold, I wish to age as productively as they have. Yet there are limits to what a society can spend in this pursuit. As a physician, I know the most costly and dramatic measures may be ineffective and painful. I also know that people in Japan and Sweden, countries that spend far less on medical care, have achieved longer, healthier lives than we have, As a nation, we may be overfunding the quest for unlikely cures while underfunding research on humbler therapies that could improve people39。s attitude toward Richard Lamm39。s lives. [B] life beyond a certain limit is not worth living. 新東方在線 [] 網(wǎng)絡(luò)課堂電子教材系列 11 [C] death should be