广东省2013届高三英语一轮复习 M7 unit 21 Human Biology（1）学案 北师大版VIP专享

2013 届高三广东北师大版英语一轮复习学案：M7 unit 21 Human Biology（1）1. seek vt. (sought, sought) 寻找；探索；追求 seek to do sth. 试图做某事 seek out 找出,挑出 seek sth. from sb. 向某人征求某事 seek one’s fortune 寻找财富 We sought long and hard but found no answer. 我们费力多时也未找到答案。He understands nothing, nor does he seek to understand.他什么也不懂,也不想弄懂。Most men seek wealth; all men seek happiness.大多数人寻求财富；每个人都追求幸福。( )1. I have never sought _______ my views. A. hiding B. to hide C. hidden D. to be hidden2. 这件事情你应该请教你的律师。 _____________________________________ _____________________________________3. 他们正设法达到世界最先进的技术水平。 _____________________________________ _____________________________________BYou should seek advice from your lawyer on this matter. They are seeking to attain the most advanced technological levels in the world. 2. in vain 自负地；徒劳地 I tried to persuade him to change his mind, but all my efforts came in vain. 我试图说服他改变主意,但是我所有的努力 都是徒劳的。 Police searched in vain for the missing criminal. 警察没有找到失踪的罪犯。 Everything was in vain. 一切徒劳无功。11. 他的一切尝试全归无效。 _____________________________________2. 我怎么也睡不着。 _____________________________________3. 不要设法打开那个盒子,根本没用。 _____________________________________All his attempts were in vain.I tried in vain to sleep.Don’t try to open the box. It’s in vain.3. at random 随便地 The people for the experiment were chosen completely at random. 用来做实验的人完全是随意挑选的。 The librarian took a book at random from the bookshelf. 图书管理员从书架上随便拿了一本书。random adj. 随意的,任意的 a few random words 随意的几句话 a random sample 随机的样品1. 她随意写了几个号码。 ______________________...