Day 43 rib／ｒｉｂ／ n. He broke his ribs when he fell off his bicycle. 猜一猜 A. 鼻子 B.骨头 C. 肋骨 D. 肝脏 大头巧记 词根rib“肋骨” ribbon／ n. Ribbon cutting ceremony will be put off until next week. 猜一猜 A. 树木 B. 丝绸 C. 丝带 D. 棉布 spur／ v. He was spurred on by ambition and studied hard for it. 猜一猜 A. 刺激B. 障碍 C. 折磨D. 压垮 大头巧记 spur就是词根，意为“刺激”。 词义扩展 n. ① 马刺A spur is usually used to make a horse go faster. 马刺是用来催马跑的东西。② 刺激，刺激物 The more and more fierce competition is a spur to greater efficiency. 日益激烈的竞争是提高效率的刺激因素。 近义词 encourage nuclear／ｎｊｕｋｌｉ／ a. This is a nuclear problem.猜一猜 A. 政治的 B. 团体的 C. 体验的 D. 核心的 翻译 这是一个核心问题。 词义扩展 原子核的，核能的Nuclear weapons 核武器 eject／ v. During an eruption of volcano, scalding lava was ejected from it. 猜一猜 A. 喷出 B. 熔化 C. 流出D. 驱逐 翻译 火山爆发时，滚烫的熔岩从里喷出。来源：www.examda.com 大头巧记 前缀 e(出来) 词干ject(扔)，即为喷出，排出。 词义扩展 驱逐The revolutionary leader was ejected by the autocratic government eternally.那位革命领导人被专制政府永久地驱逐出境了。 近义词 drive out逐出； expel驱逐，排出； oust驱逐 grieve／v. Catherine was very grieved at her mother’s death. 猜一猜 A. 致敬B. 欢迎 C. 使悲伤D. 伟大 翻译 母亲去世了，凯瑟琳非常伤心。 luck／ n. Luck was with us and we won easily. 猜一猜 A. 运气 B. 有利 C. 帮助D. 对手 翻译 我们很幸运地赢了。词义扩展 n. 好运，侥幸 I wish you luck. 祝你好运。 lucky ／ a. I was very lucky that I got full score in this examination. 猜一猜 A. 有利的 B. 顺利的 C. 幸运的D. 快乐的 翻译 我很幸运的在这次考试中得了满分。 大头巧记 luck运气 形容词后缀“y” →有运气的, 幸运的 look／ｌｕｋ／ v. I was looking at you. 猜一猜 A. B. 注视 C. 看望 D. 回头 翻译 我在注视着你。 词义扩展 v. 显得，好像She looked very tired, but she was still cheerful.看上去很累，但是她仍然很高兴。 n. ①看，望Have a look at your book.看看你的书。② 外表，样子，脸色The girl had a guilty look on his face.这个女孩显得很内疚。 词组 look after 管，照料You should look after yourself.你应该自己照顾自己。 look at 看望，注视The boy was looking at his father pleadingly for going out.小男孩恳求地看着爸爸，因为想出去玩。 look back 回顾，回头看I like to look back on my highschool days, which were among the happiest in my life.我很喜欢回顾我的高中时光，那是我一生中最快乐的日子。 look down on 看不起，轻视Small boys usually look down on little girls and refuse to play with them.小男孩经常看不起小女孩，不愿意和他们一起玩。