2020届一轮复习人教版选修七Unit 2 Robots单元学案
核心单词 1. desire n. 渴望 vt. 想要 常用结构：
desire sth. 渴望得到某物 desire to do sth. 希望/渴望做某事 desire that sb. (should) do 要求……
have a desire for sth./to do sth. 渴望得到某物/希望做某事 at one’s desire 照某人的希望
We all desire happiness and health.我们都希望幸福健康。 Everyone has a desire for success, but not everyone desires to get rich.每个人都渴望成功，但并非人人都渴望金钱。 He desires you to go to see him at once.
=He desires that you should go to see him at once. 他要求你马上去见他。
(2)翻译句子 ①他想接受大学教育。
②他们要我快点回来。 ③我请他立即回信。 ④她要你立即见她。 ⑤她应邀演奏了一曲。
解析：(1) 选B。wish表示不能实现的愿望，句型搭配wish for sth.；C、D两项不符合题意。desire渴望，想要；符合句意。 (2)①He desired a college education. ②They desire me to return soon. ③I desire an immediate answer of his.
④She desires that you (should) see her at once. ⑤She played a piece at others’desire/by desire.
2. alarm n.警报 vt.使……惊恐
We were much alarmed by the fire in the forest. 森林失火使我们大为惊慌。 常用结构：
give /raise the alarm 发警报 ring the alarm 敲警钟 sound the alarm 发警报; 吹警报号
take (the) alarm at 对……感到吃惊; 因……而惊
恐
be alarmed at ... 被……吓一跳 As soon as he saw the smoke, he sounded the alarm. 一看见烟雾，他就鸣响了警报。 高手过招 翻译句子
①看到孩子们在返校时遭遇车祸的消息，家长们很害怕。 ②看到大火，社区的居民发出警报。
答案：①The parents took (the) alarm at the news that their children caught a traffic accident when returning the school.
②The residents in the community raised the alarm when seeing the great fire.
3. accompany vt.陪伴 常用结构：
accompany sb. to a place 陪伴某人去某地 accompany sth. with/by sth. 与……同时存在 He accompanied his old father to the hospital to see what’s wrong with his stomach.
他陪他的老父亲去医院查看胃部出了什么问题。
Thunders accompanied by heavy rain in this season are very
common.
这个季节，雷鸣常常伴有大雨。 高手过招
翻译句子 ①总统出现了,被六个健壮的保镖护随着。
②回到家乡，他的老同学们陪着他参观了这个城市。
答案：①The president appeared and was accompanied by six strong bodyguards.
②When returning hometown, he was shown around the city accompanied by his old classmates.
4. envy
n.&vt. 妒忌；羡慕 常用结构：
envy sb. doing/for sth. 忌妒或羡慕某人做某事 with envy 羡慕地；忌妒地 be the envy of 是令人羡慕/忌妒的事物 out of envy 出于妒忌 I envy you having such a good friend! 我羡慕你有这么一位好朋友！ They looked at her new car with envy. 他们羡慕地看着她的新车。
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