新版三年级英语重点单词和句子（三年级英语必背单词和句子新版）
新版三年级英语重点单词和句子【一】
1 . But what for ? Our neighbour has a new baby !
2 . The mechanism by which brain cells store memories is not clearly understood
3 . Essentially, a theory is an abstract, symbolic representation of what is conceived to be reality
4 . 主要目的在于丰富和优质的农艺学利用了其它科学的知识。
5 . （）（）替/给/帮/为（）。
6 . 长卷毛狗曾被用作猎鸭时叼回猎物的猎犬，但是美国Kennel Club却不承认它们为猎犬，因为它们现在大多数作为宠物饲养。
7 . 例：瓶子里的水渐渐升高了。
8 . 雁过也，正伤心，却是旧时相识。
9 . MyfriendisstrongHehasshorthairHelikessports我的朋友很强壮，他有着短头发，他爱运动。 IlikemusicShelikespainting我喜欢音乐，她喜欢绘画。
10 . 一个地方的人口越多，其对水，交通和垃圾处理的需求就会越大。
新版三年级英语重点单词和句子【二】
1 . 爸爸一边喝水，一边看书。
2 . The application of electronic controls made possible by the microprocessor and computer storage have multiplied the uses of the modern typewriter
3 . （）把（）。（）被（）。
4 . During the eighteenth century, Little Turtle was chief of the Miami tribe whose territory became what is now Indiana and Ohio
5 . Anthropology is a science in that anthropologists use a rigorous set of methods and techniques to document observations that can be checked by others
6 . The sloth pays such little attention to its personal hygiene that green algae grow on its coarse hair and communities of a parasitic moth live in the depths of its coat producing caterpillars which graze on its mouldy hair Its muscles are such that it is quits incapable of moving at a speed of over a kilometer an hour even over the shortest distances and the swiftest movement it can make is a sweep of its hooked arm
7 . Not until was the fully successful transatlantic cable finally laid
8 . Long before children are able to speak or understand a language, they communicate through facial expressions and by making noises
9 . 随着现代办公室的日益自动化，设计师们正试图利用较为温暖而不太严肃的内部装饰来使其具有亲切感。
10 . Billie Holiday’s reputation as a great jazz-blues singer rests on her ability to give emotional depth to her songs
新版三年级英语重点单词和句子【三】
1 . Alexander Graham Bell曾告诉家人，他更愿意让后人记住他是聋子的老师，而非电话的发明者。
2 . 每次我听说体育运动能够在国家间建立起友好感情，说世界各地的普通人只要能在足球场或板球场上相遇就会没有兴趣在战场上相遇的话，我都倍感诧异。
3 . 例：我十分专心地看书。
4 . 乍暖还寒时候，最难将息。三杯两盏淡酒，怎敌他晚来风急？
5 . Most substance contract when they freeze so that the density of a substance’s solid is higher than the density of its liquid
6 . 对地球引力的研究表明，在不寻常的负荷之下地壳和地幔会发生位移。
7 . 我正忙着写作业呢！
8 . 大多数物质遇冷收缩，所以他们的密度在固态时高于液态。
9 . In the eastern part of New Jersey lies the city of Elizabeth, a major shipping and manufacturing center
10 . 老人和年轻人之间只有一个区别：年轻人的前面有辉煌的未来，老年人灿烂的未来却已在它们身后。这也许就是困难之所在。
新版三年级英语重点单词和句子【四】
1 . ever so 非常，极其
2 . There is only one difference between an old man and a young one: the young man has a glorious future before him and old one has a splendid future behind him: and maybe that is where the rub is
3 . The practice of making excellent films based on rather obscure novels has been going on so long in the United States as to constitute a tradition
4 . 望西都，意踌躇。伤心秦汉经行处，宫阙万间都做了土。
5 . 电视，这项从迅速变化和成长为标志的最普及和最有影响力的现代技术，正在步入一个新时代，一个极为成熟和多样化的时代，这将重塑我们的生活和世界。
6 . As the time and cost of making a clip drop to a few days and a few hundred dollars, engineers may soon be free to let their imaginations soar without being penalized by expensive failure
7 . The greater the population there is in a locality, the greater the need there is for water, transportation, and disposal of refuse
8 . Because of its irritating effect on humans, the use of phenol as a general antiseptic has been largely discontinued
9 . 孟子曰：“孔子登东山而小鲁，登太山而小天下。观水有术，必观其澜。日月有明，容光必照焉。
10 . When Henry Ford first sought financial backing for making cars, the very notion of farmers and clerks owning automobiles was considered ridiculous
新版三年级英语重点单词和句子【五】
1 . I find young people exciting They have an air of freedom, and they have not a dreary commitment to mean ambitions or love comfort They are not anxious social climbers, and they have no devotion to material things
2 . Eliminating problems by transferring the blame to others is often called scape-goating
3 . 谨慎的航海员在出航前，会研究航向，记录的灯塔的位置，以便对各种可能出现的情况做到有备无患。
4 . Where is my skirt ? It’s on …
5 . 例：老牛把草吃完了。草被老牛吃完了。
6 . The activities of the international marketing researcher are frequently much broader than those of the domestic marketer
7 . No social crusade aroused Elizabeth Williams’ enthusiasm more than the expansion of educational facilities for immigrants to the United States
8 . 子在川上曰：“逝者如斯夫，不舍昼夜。”
9 . 根据默默无闻的小说制作优秀影片在美国由来已久，已经成为传统。
10 . as though 好像，仿佛
新版三年级英语重点单词和句子【六】
1 . 天气渐渐热起来了。
2 . 计算机储存和由于电子微处理机得以实现的电控运用成倍的增加了现代打字机的功能。
3 . 月出于东山之上，徘徊于斗牛之间。
4 . Fungi are important in the process of decay, which returns ingredients to the soil, enhances soil fertility, and decomposes animal debris
5 . The knee is the joints where the thigh bone meets the large bone of the lower leg
6 . apologizeto，for 道歉，认错
7 . The history of painting is a fascinating chain of events that probably began with the very first pictures ever made
8 . 梧桐更兼细雨，到黄昏点点滴滴。
9 . By the middle of the twentieth century, painters and sculptors in the United States had begun to exert a great worldwide influence over art
10 . In group to remain in existence, a profit-making organization must, in the long run, produce something consumers consider useful or desirable
新版三年级英语重点单词和句子【七】
1 . Anthropologists have discovered that fear, happiness, sadness, and surprise are universally reflected in facial expressions
2 . 舳舻千里，旌旗蔽空，酾酒临江，横槊赋诗。
3 . 相互般配的珍珠，串成一条项链，就能卖到比单独售出好得多的价钱。
4 . 叶上初阳干宿雨，水面清圆，一一风荷举。
5 . 太山不立好恶，故能成其高;江海不择小助，故能成其富。
6 . 大陆分水岭是指北美落基山脉上的一道想象线，该线把大西洋流域和太平洋流域区分开来。
7 . 执手相看泪眼，竟无语凝噎。
8 . 其声呜呜然，如怨如慕，如泣如诉。余音袅袅，不绝如缕。舞幽壑之潜蛟，泣孤舟之嫠妇。
9 . Studies of the gravity field of the Earth indicate that its crust and mantle yield when unusual weight is placed on them
10 . That xenon could not FORM chemical compounds was once believed by scientists
新版三年级英语重点单词和句子【八】
1 . 年看见哈雷慧星的千百万人当中，有多少人能够长寿到足以目睹它在二十一世纪的回归呢？
2 . CanIhelpyou?Iwant…
3 . 科学家不知道恐龙为何绝种了，但是一些理论推断是地理，气候和海平面的变化造成的。
4 . 可堪孤馆闭春寒，杜鹃声里斜阳暮。
5 . 例：月儿弯弯的像小船。小燕子的尾巴像剪刀。
6 . （）（）像（）。
7 . 这次第，怎一个愁字了得！
8 . 盖将自其变者而观之，则天地曾不能以一瞬;自其不变者而观之，则物与我皆无尽也。
9 . Television the most pervasive and persuasive of modern technologies, marked by rapid change and growth, is moving into a new era, an era of extraordinary sophistication and versatility, which promises to reshape our lives and our world
10 . 例：西瓜长得那么大，那么圆。苹果那么香那么甜。
新版三年级英语重点单词和句子【九】
1 . 社会心理学的主要焦点是人与人之间的交往，而不是他们各自生活中的事件。
2 . I am always amazed when I hear people saying that sport creates goodwill between the nations, and that if only the common peoples of the world could meet one another at football or cricket, they would have no inclination to meet on the battlefield
3 . 典型的鹌鹑都长有短而圆的翅膀，凭此他们可以在受惊时一跃而起，飞离它们的躲藏地。
4 . （）（）已经（）。
5 . As a result of what is now know in physics and chemistry, scientists have been able to make important discoveries in biology and medicine
6 . 小树渐渐长高了。
7 . 黄菊花通常令人生厌，它挤走不那么顽强的植物，并找来很多害虫。
8 . （）“把”字句与“被”字句互改。
9 . 更让人吃惊的事实是监禁的数目和比例在过去的二十年中翻了一番还有余，以及累犯率——即再次拘押的比例——为百分之六十强。
10 . 当亨利福特最初制造汽车为寻求资金支持时，农民和一般职员也能拥有汽车的想法被认为是可笑的。