英语必修一Unit4单词讲解讲解学习.ppt

英语必修一Unit4单词讲解;well ① n. 井 Eg: A book is a well of knowledge. ② adj. 健康的 Eg: I hope you will get well soon. ③ adv. 熟练地，有效地 Eg: He plays the piano very well for his age.;smelly adj. 有臭味的，发臭的 Eg: His socks are smelly. 拓展： blood ─ bloody cloud ─ cloudy rain ─ rainy greed ─ greedy 词根：smell 可用作系动词或实义动词，用作系动词时，意为“闻起来”；用作实义动词时意为“闻” Eg: You may smell the mixture and it smells terrible.; blood + -y = bloody rain + -y = rainy cloud + -y = cloudy wind + -y = windy snow + -y = snowy greed + -y = greedy dream+-y = dreamy taste+ -y = tasty ice + -y = icy fat + -y = fatty mud+ -y = muddy fog + -y = foggy sun + -y = sunny;burst ①v.（使）爆裂；（使）破裂；（使）爆炸 Eg: You are going to burst the balloon if you are not careful. The balloon suddenly burst. ②v.猛冲；突然出现 Eg: He burst into the room without knocking. burst into+ n.=burst out doing sth. 突然……起来 eg: burst into laughter=burst out laughing;eg: 她突然笑起来。 She burst out laughing. She burst into . 他突然大哭起来。 He burst out crying. He burst into . n. 突然爆裂，爆发 短语：a burst of… 一阵… eg: 一阵笑声;event n. （1） [C]（尤指涉及几个人的）事件，大事 Eg: That was an important historical event. （2）[C]（体育比赛等的）项目，赛事 Eg: The Olympic Games are important events in the sports world. ;4. at an end 结束，终结 eg: 炎热的天气终于结束了。 The hot days are at last at an end. The hot days come to an end at last. be at an end = come to an end 结束 短语：put an end to…=bring…to an end 使…结束 eg: 他们应该结束战争。 They should put an end to the war. They should bring the war to an end. 辨析：at an end, in the end, at the end of, by the end of;1). at an end: 表示“终结，结束”，与be动词连用。 eg: 战争结束了。 The war was at an end.= The war came to an end. 2). in the end: 表示“最终，终于”，单独使用作状语。 eg: 最终他们放弃了那项计划。 They gave up the plan in the end. (at last) 3). at the end of: 表示“在…的尽头/末尾” eg: 今年年底，我父亲要回家。 My fat