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英语必修一Unit4单词讲解


He’s a head of state. 他是一位国家元首。
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ruin (1) n. [U] 毁坏;毁灭;灭亡 Eg: The war brought ruin to the country. (2) n. 倒塌的建筑物,废墟 Eg: The castle now lies in ruins. 注意:ruin表示“废墟,遗迹”,常用复数, 常构成in ruins,意为“严重受损,破败不 堪”,强调状态,常用作表语或状语。 • (3)v. (完全地)毁坏,毁掉;使破产 • Eg: I was ruined by that law case.
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electricity n. [U] 电,电力 Eg: This machine is run/driven by electricity. 拓展: turn on/off electricity 接通/切断电源 electric adj. 用电的,电动的 electrical adj. 电的,与电有关的 electronic adj.电子的
• shock • (1)v. 使震惊;使惊愕;使难以置信 • 搭配: be shocked at 对……感到震惊 • be shocked to do sth 惧怕做某事 eg: The murder of such a young child deeply shocked the whole community. (2)v. (使)愤慨,(使)生气 eg: Just ignore all their bad language ─ they only do it to shock. (3) n. 令人震惊的(情况,消息) 搭配:be a shock to sb 对某人来说是一个打击 eg: It was a real shock to hear that the factory would have to close.
greed + -y = greedy贪婪的
taste+ -y = tasty 美味的 fat + -y = fatty 肥胖的 fog + -y = foggy 有雾的
• 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
• shocked adj. 惊愕的,感到震惊的 shocking adj. 令人震惊的 rescue (1) n. [C,U] 救援,营救;救援行动 eg: The rescue team made ten rescues in a week. (2) vt. 救援,拯救,解救 搭配:rescue sb/sth from 把……从……(地 方)解救出来 eg: They rescued the boy from the burning house.
• extreme • (1)adj. 极度(大)的;严重的;极端的; 过分的 • Eg: extreme weather conditions 极端恶劣的 天气情况 • extreme sports 极限运动 • (2) n. [C] 完全相反的事物;极端,极度, 极限 • Eg: extremes of cold, wind or rain 严寒,狂风, 骤雨 • 拓展: go to extremes 走极端
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 father will come home at the end of this year. He is at the end of his patience.
eg: 她突然笑起来。
She burst out laughing.
She burst into laughter .
他突然大哭起来。
He burst out crying. 闯入 充满
He burst into tears.
n. 突然爆裂,爆发 短语:a burst of… 一阵…
burst into burst with
injure
指损害健康,成就,容 A bullet injured his left eye. 貌等,强调功能的丧失, 一颗子弹伤了他的左眼。 常指事故中的伤害 普通用语,既可指肉体 上的伤害,也可指精神 上,感情上的伤害 I don’t want to hurt you. 我不想伤害你。 The soldier was wounded badly. 这位士兵严重受伤。
• 拓展: • be in ruins 呈一片废墟 bring sth to ruin 使某物毁灭 bring sb to ruin 使某人破产 suffering n. [U] 疼痛,痛苦,折磨,苦难 eg: Death finally brought an end to her suffering. 注意:sufferings 表示“痛苦,苦恼” eg: The hospital aims to ease the sufferings of the dying.
• a rescue team 救援队 rescue worker 救援人员
trap (1) vt. (trapped)困住,关住,使陷入危 险中 搭配:be trapped in 困在……中 eg: The car was trapped in the deep snow. (2) n. [C]陷阱;困境;圈套,诡计 eg: She had set a trap for him and he had walked straight into it.
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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.
ship for two years.
到下学期末为止,我将学会3000多个英语单词。
I will have learned more than 3000 English words by the end of next term.
5. nation n. 民族,国家,国民 单词积累:national adj. 国家的,民族的,国营的 nationality n. 国籍 辨析:nation, country, state 易混词 辨析 例句 nation
他已经忍耐到极限了。
4). by the end of: 到…末为止,常与完成时态连用。 by the end of last…用于过去完成时
by the end of next…用于将来完成时
eg: 到上个月末为止,他在那条船上已经待了两年。
By the end of last month, he had been on that
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
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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.
eg: 一阵笑声 a burst of laughter 勃然大怒 a burst of anger
• 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.
blood + -y = bloody 流血的 rain + -y = rainy 下雨的
cloud + -y = cloudy 多云的 wind + -y = windy 多风的
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