1、Day 21【三级课标词汇】1merely adv. 仅仅，只不过2necessarily adv. 必要地3normally adv. 正常地4partly adv. 部分地5pile n. 一堆6poverty n. 贫穷；缺乏7preparation n. 准备8pride n. 自尊；骄傲9primary adj. 首要的，主要的10reliable adj. 可靠的；可信赖的11reserve n&v. 保存，储备12root n. 根，根源13rude adj. 粗鲁的14seed n. 种子15selection n. 选择，挑选16shortage n. 不足，缺点17sink
2、 v. 淹没；下落18specialist n. 专家；行家19stream n. 河流，小河20theme n. 主题21thick adj. 浓的，茂密的22transportation n. 运送，运输23uncomfortable adj. 不舒服的24victory n. 胜利；克服25weekly adj. 一周一次的26association n. 协会；联合27ceiling n. 天花板28cleaner n. 清洁剂；保洁员29closely adv. 接近地30commercial adj. 商业的31compass n. 罗盘32complex adj. 复杂的33co
3、ntribution n. 贡献，捐赠34court n. 法院，法庭35crossing n. 人行横道36embarrassed adj. 尴尬的37equally adv. 相等地38existence n. 存在39farming n. 农事，耕作40fortunately adv. 幸运地41horn n. 号角42institute n. 协会；学会43lie v&n. 躺；谎言44lifetime n. 一生，寿命45misunderstand v. 误解46palace n. 宫，宫殿47patient adj.&n. 能容忍的；患者48poetry n. 诗49psychol
4、ogist n. 心理学家50pub n. 酒馆【写作高级句式】1As a boy, Charles Darwin did not care much for school.Instead, he enjoyed gardening and looking at plants and animals.达尔文小时候不喜欢上学，相反他喜欢园艺和观察植物和动物。2He who doesnt reach the Great Wall is not a true man!不到长城非好汉！3Born in America, in June, 1880, Helen Keller was one of the greatest women in the 20th century.海伦凯勒于1880年6月出生于美国，是二十世纪最杰出的女性之一。4Beethoven began learning the violin and piano when he was only 5, and by the time he was 8 he was giving public concerts.贝多芬5岁就开始学习小提琴和钢琴， 8岁时就举办公众音乐会了。
