年 级：高一 科 目：英语 内 容：B1 U1 Extended reading - Project 【同步知识梳理】 一、单词解析 知识点1：exchange n. 交换，交流，兑换 用法解析及拓展： 课文原句：Last year, I had the chance to study at a British secondary school as an exchange student. 去年，我有机会作为交换生在英国的一所中学学习。 常用搭配：in exchange for… 例：It is illegal for a public official to ask people for gifts or money in exchange for favors to them. 公务人员为某些人提供便利以换取礼品或金钱的行为是非法的。 ② vt. 交换，交流，兑换 常见搭配：exchange sth. with sb. 和某人交换某物 exchange A for B 用A换B 例：If the course fails to provide complete satisfaction to you, you can easily exchange it for any other course that we offer. 如果课程不能让您十分满意，您可以轻松将其换成我们提供的其他任何课程。 例题训练： ①I’ve never _____ those moms. 我从来没和那些妈妈们说过话。 ②Would you like my old TV _____ 用我的旧电视机换这架照相机，你愿意吗？ ①exchanged words with ②in exchange for this camera 知识点2：alarm n. 闹钟，恐慌，警报，警报器 用法解析及拓展： 课文原句：I like it so much that I still use it as my alarm！我如此喜欢它以至于我仍然在用它作为我的闹钟！ 常用搭配：in alarm 惊恐地（常用作状语） raise/ sound the alarm 发出警报 a fire/ smoke alarm 防火/ 烟雾警报器 an alarm clock 闹钟 an alarm system 警报系统 例：I turned in alarm as the wind blew the door open. 风把门吹开，我惊慌地转过头看。 ② vt. 使惊恐，使害怕 例：This is an unfortunate aspect of the Internet that alarms me. 这是英特网一个不利的方面， 使我有些不安。 联想词： alarmed adj. 担忧的，恐慌的 be alarmed by/ at sth. 因某事而恐慌 be alarmed to do sth. 做某事而感到恐慌 例：I was alarmed to see the men carrying guns. 看到那些人带着枪我感到很恐慌。 ② alarming adj. 令人担忧的，令人恐慌的 例：As we all know, with the development of science and technology, the earth’s resources are running out at an alarming rate, so we should make good use of them. 众所周知，随着科技的发展，地球的资源正在以惊人的速度消耗着，因此我们应该充分利用它们。 例题训练： ①_____ in the middle of the night . 半夜里一辆汽车的警报器突然响了起来 ②She shrieked_____ when she saw the mouse. 她看见老鼠时惊恐地尖声喊叫起来。 ③Our countryside is disappearing _____. 我们的农村地区正在以惊人的速度消亡。 ①A car alarm went off ②in alarm ③at an alarming rate 知识点3：contribution n. 贡献，捐款，捐赠，稿件 用法解析及拓展： 课文原句：Class discussion is very important in the UK, but I could not make much of a contribution because sometimes I wasn’t able to express myself clearly in English. 课堂讨论在英国很重要，但我做不了多少贡献，因为有时候我无法清楚地用英语表达自己的想法。 ◆n.贡献；捐赠；捐款；投稿 contribute to 有助于；导致，促成； contribute … to … 向… 投稿/ 捐赠 make (great) contributions to 对…做出(巨大的)贡献 ①We contributed ￡5 000 to the earthquake fund. 我们向地震基金捐赠了 5 000 英镑。 ②The three sons also contribute to the family business. 3个儿子也为家族企业做贡献。 ③ Learning English makes contributions to one's development to some ext ... ...
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