三年级英语重点单词和句子（三年级英语单词和短语大全）
三年级英语重点单词和句子【一】
1 . When Henry Ford first sought financial backing for making cars, the very notion of farmers and clerks owning automobiles was considered ridiculous
2 . 对风暴动力学的研究是为了提高风暴预测从而减少损失，避免人员伤亡。
3 . 例：我替爸爸拿拖鞋。我给妈妈洗手绢。
4 . Anthropology is a science in that anthropologists use a rigorous set of methods and techniques to document observations that can be checked by others
5 . 相与枕藉乎舟中，不知东方之既白。蝉寒凄切。对长亭晚，骤雨初歇。
6 . 诵明月之诗，歌窈窕之章。
7 . Long before children are able to speak or understand a language, they communicate through facial expressions and by making noises
8 . Putyournotebookinyourbag把你的笔记本放进书包。
9 . 购买者和销售者都应该留意技术的新发展，原因很简单，因为技术能够并且已经影响着营销活动。
10 . adhere to 粘附;胶着;坚持
三年级英语重点单词和句子【二】
1 . Lucretia Mott’s influence was so significant that she has been credited by some authorities as the originator of feminism in the United States
2 . No social crusade aroused Elizabeth Williams’ enthusiasm more than the expansion of educational facilities for immigrants to the United States
3 . 峰峦如聚，波涛如怒，山河表里潼关路。
4 . 天下莫柔弱于水，而攻坚强者莫之能胜，以其无以易之。
5 . One of the wildest and most inaccessible parts of the United States is the Everglades where wildlife is abundant and largely protected
6 . 子曰：“知者乐水，仁者乐山;知者动，仁者静;知者乐，仁者寿。”
7 . 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。
8 . as though 好像，仿佛
9 . 我正忙着写作业呢！
10 . 驿寄梅花，鱼传尺素，砌成此恨无重数。
三年级英语重点单词和句子【三】
1 . Elizabeth Blackwell，美国第一个女医生，创建了员工一直为女性纽约诊所。
2 . 例：我十分专心地看书。
3 . 我帮老师收作业。我为大家扫地。
4 . But what for ? Our neighbour has a new baby !
5 . 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。
6 . Whose is this ? It’s your baby brother’s !
7 . 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。
8 . Insects would make it impossible for us to live in the world; they would devour all our crops and kill our flocks and herds, if it were not for the protection we get from insect-eating animals
9 . 理论在本质上是对认识了的现实的一种抽象和符号化的表达。
10 . at yet 至今
三年级英语重点单词和句子【四】
1 . 给美国的新移民增加教育设施比任何社会运动都更多的激发了Elizabeth Williams的热情。
2 . or so 大约，左右
3 . 物理学和化学的一个成果是使得科学家们能在生物学和医学上获得重大发现。
4 . 天气渐渐热起来了。
5 . 小鸡正忙着吃虫子呢！
6 . Ilikeit
7 . 电视不仅仅是一件电器；它是表达的手段和交流的载体并因此成为联系他人的有力工具。
8 . Whatcolourisit?It’sblackandwhite它是什么颜色的?它是黑白相间的。 MyschoolbagisheavyWhat’sinit?我的书包很重。里面有什么？
9 . 大约从公元前七千年开始，在四千年当中，北半球的温度比现在高。
10 . what if 如果将会怎样
三年级英语重点单词和句子【五】
1 . It is impossible to say simply for the fun and exercise: as soon as the question of prestige arises, as soon as you feel that you and some larger unit will be disgraced if you lose, the most savage combative instincts are around
2 . 使用多种多样的符号可以在一张地图里放进大量的信息。
3 . Often very annoying weeds, goldenrods crowd out less hardy plants and act as hosts to many insect pests
4 . Before staring on a sea voyage, prudent navigators learn the sea charts, study the sailing directions, and memorize lighthouse locations to prepare themselves for any conditions they might encounter
5 . 真菌在腐化过程中十分重要，而腐化过程将化学物质回馈于土壤，提高其肥力，并分解动物粪便。
6 . 由于苯酚对人体带有刺激性作用，它基本上已不再被当作常用的防腐剂了。
7 . go wrong 发生故障，出毛病;出错，犯错误
8 . 诽谤和流言的区别在于前者是书面的，而后者是口头的。
9 . 当有关西部铁路的说服和规划工作终于完成后，真正艰难的任务还没有开始；即危险，吃力，需要伤筋动骨和吵吵嚷嚷的建造这些铁路的实际工作。
10 . What are they ? These are your baby pants They’re so small
三年级英语重点单词和句子【六】
1 . 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。
2 . Stone does decay, and so tools of long ago have remained when even the bones of the man who made them have disappeared without trace
3 . 山川相繆，郁乎苍苍。
4 . 。Whatkindofsportsdoyoulike？=Whichsportdoyoulike？你喜欢哪种运动？
5 . 儿童在能说或能听懂语言之前，很久就会通过面部表情和靠发出噪声来与人交流了。
6 . 人类学家们已经发现，恐惧，快乐，悲伤和惊奇都会行之于色，这在全人类是共通的。
7 . 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。
8 . Using many symbols makes it possible to put a large amount of inFORMation on a single map
9 . （）“把”字句与“被”字句互改。
10 . Over a very large number of trials, the probability of an event’s occurring is equal to the probability that it will not occur
三年级英语重点单词和句子【七】
1 . Hurry up !
2 . Though once quite large, the population of the bald eagle across North America has drastically declined in the past forty years
3 . HowmanyChinesebookscanyousee?Icansee你能看见多少本书?我能看见二十本。
4 . In group to remain in existence, a profit-making organization must, in the long run, produce something consumers consider useful or desirable
5 . all right 好，行;令人满意的，不错的;良好的，安然无恙的
6 . 例：小鸟一边飞一边叫。
7 . 纵一苇之所如，凌万顷之茫然。
8 . 舳舻千里，旌旗蔽空，酾酒临江，横槊赋诗。
9 . 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
10 . 科学家曾相信：氙气是不能形成化合物的。