【正文】 一人征戰(zhàn)無人陪丶穆曌丶100個句子記住7000個單詞“熟讀唐詩三百首，不會作詩也會吟?！泵刻毂痴b一句也不累，第二天再復習前面的一句。1. Typical of the grassland dwellers of the continent is the American antelope, or pronghorn.美洲羚羊，或稱叉角羚，是該大陸典型的草原動物2. Of the millions who saw Haley’s et in 1986, how many people will live long enough to see it return in the twentyfirst century.1986年看見哈雷慧星的千百萬人當中，有多少人能夠長壽到足以目睹它在二十一世紀的回歸呢3. Anthropologists have discovered that fear, happiness, sadness, and surprise are universally reflected in facial expressions.人類學家們已經(jīng)發(fā)現(xiàn)，恐懼，快樂，悲傷和驚奇都會行之于色，這在全人類是共通的4. Because of its irritating effect on humans, the use of phenol as a general antiseptic has been largely discontinued.由于苯酚對人體帶有刺激性作用，它基本上已不再被當作常用的防腐劑了5. In group to remain in existence, a profitmaking organization must, in the long run, produce something consumers consider useful or desirable.任何盈利組織若要生存，最終都必須生產(chǎn)出消費者可用或需要的產(chǎn)品6. The greater the population there is in a locality, the greater the need there is for water, transportation, and disposal of refuse.一個地方的人口越多，其對水，交通和垃圾處理的需求就會越大7. It is more difficult to write simply, directly, and effectively than to employ flowery but vague expressions that only obscure one’s meaning.簡明，直接，有力的寫作難于花哨，含混而意義模糊的表達8. With modern offices being more mechanized, designers are attempting to personalize them with warmer, less severe interiors.隨著現(xiàn)代辦公室的日益自動化，設計師們正試圖利用較為溫暖而不太嚴肅的內(nèi)部裝飾來使其具有親切感9. The difference between libel and slander is that libel is printed while slander is spoken.誹謗和流言的區(qū)別在于前者是書面的，而后者是口頭的10. The knee is the joints where the thigh bone meets the large bone of the lower leg.膝蓋是大腿骨和小腿脛的連接處11. Acids are chemical pounds that, in water solution, have a sharp taste, a corrosive action on metals, and the ability to turn certain blue vegetable dyes red.酸是一種化合物，它在溶于水時具有強烈的氣味和對金屬的腐蝕性，并且能夠使某些藍色植物染料變紅12. Billie Holiday’s reputation as a great jazzblues singer rests on her ability to give emotional depth to her songs.Billie Holiday’s作為一個爵士布魯斯樂杰出歌手的名聲建立在能夠賦予歌曲感情深度的能力13. Essentially, a theory is an abstract, symbolic representation of what is conceived to be reality.理論在本質(zhì)上是對認識了的現(xiàn)實的一種抽象和符號化的表達14. Long before children are able to speak or understand a language, they municate through facial expressions and by making noises.兒童在能說或能聽懂語言之前，很久就會通過面部表情和靠發(fā)出噪聲來與人交流了15. Thanks to modern irrigation, crops now grow abundantly in areas where once nothing but cacti and sagebrush could live.受當代灌溉(技術設施)之賜，農(nóng)作物在原來只有仙人掌和蕎屬科植物才能生存的地方旺盛的生長16. The development of mechanical timepieces spurred the search for more accurate sundials with which to regulate them.機械計時器的發(fā)展促使人們尋求更精確的日晷，以便校準機械計時器17. Anthropology is a science in that anthropologists use a rigorous set of methods and techniques to document observations that can be checked by others.人類學是一門科學，因為人類學家采用一整套強有力的方法和技術來記錄觀測結果，而這樣記錄下來的觀測結果是供他人核查的18. Fungi are important in the process of decay, which returns ingredients to the soil, enhances soil fertility, and deposes animal debris.真菌在腐化過程中十分重要，而腐化過程將化學物質(zhì)回饋于土壤，提高其肥力，并分解動物糞便19. When it is struck, a tuning fork produces an almost pure tone, retaining its pitch over a long period of time.音叉被敲擊時，產(chǎn)生幾乎純質(zhì)的音調(diào)，其音量經(jīng)久不衰20. Although pecans are most plentiful in the southeastern part of the United States, they are found as far north as Ohio and Illinois.雖然美洲山河桃樹最集中于美國的東南部但是在北至俄亥俄州及伊利諾州也能看見它們21. Eliminating problems by transferring the blame to others is often called scapegoating.用怪罪別人的辦法來解決問題通常被稱為尋找替罪羊22. The chief foods eaten in any country depend largely on what grows best in its climate and soil.一個國家的主要食物是什么，大體取決于什么作物在其天氣和土壤條件下生長得最好23. Over a very large number of trials, the probability of an event’s occurring is equal to the probability that it will not occur.在大量的實驗中，某一事件發(fā)生的幾率等于它不發(fā)生的幾率24. Most substance contract when they freeze so that the density of a substance’s solid is higher than the density of its liquid.大多數(shù)物質(zhì)遇冷收縮，所以他們的密度在固態(tài)時高于液態(tài)25. The mechanism by which brain cells store memories is not clearly understood.大腦細胞儲存記憶的機理并不為人明白26. By the middle of the twentieth century, painte