Unit 20 New Frontiers II 课件（北师大选修7）.ppt

【感悟高考】 ①He got up late and hurried to his office，________the breakfast untouched.(2012·天津) A．left B．to leave C．leaving D．having left 答案　C　[考查非谓语。v.-ing作结果状语。] ②________in a long queue，we waited for the store to open to buy a New ipad.(2012·陕西) A．Standing B．To stand C．Stood D．Stand 答案　A　[考查非谓语动词。句意：为了买一代ipad，我们站在长长的队伍里，等待着商店开门。两部分之间由逗号隔开，后一部分为句子，且前后没有连词连接，所以此处填非谓语形式，另外主语为句子，且前后没有连词连接，所以此处填非谓语形式；另外主语we发出stand这一动作，且stand伴随谓语waited发生，所以用现在分词形式。] ③________，she is the sort of woman to spread sunshine to people through her smile.(2010·安徽) A．Shy and cautious B．Sensitive and thoughtful C．Honest and confident D．Lighthearted and optimistic 答案　D　[本题考查形容词作状语。Shy and cautious意为“害羞的谨慎的”；Sensitive and thoughtful意为“敏感的与体贴的”； Honest and confident “诚实的与自信的”； Lighthearted and optimistic意为“愉快的与乐观的”。句意为 “愉快与乐观的她， 是那种通过微笑把阳光撒给他人的女士。”] 【汉译英】 ①失踪七天后他回来了，安然无恙。 __________________________________________________ ②又失望又伤心，她病倒了。 __________________________________________________ ③因为害怕，他藏在床底下。 __________________________________________________ 答案　①Having been missing for 7 days, he came back, safe and sound.　②Disappointed and sad, she fell ill.　③Frightened, he hid under the bed. 课前自主学习 课堂互动探究 Ⅰ.单词识记 1．________ vt.to appear 2．________ n．a class or division of things 3．________ adj.self-governing 4．________ n．a person who creates 5．________ n．a person who holds a position of authority 6．________n．a person with whom one is associated in a profession or occupation Period Two Lesson 2 Artificial Intelligence 7．________vt.to take sb out of a dangerous situation 8．________n．a way out of a building 9．________adj.existing at the beginning；first 10．________n．a person who gives instruction 答案　1.present　2.category　3.autonomous　4.creator 5．official　6.colleague　7.rescue　8.exit　9.original 10．instructor Ⅱ.短语天地 1．________________换言之 2．________________预先 3．________________泄露(秘密)；捐赠 4．________________接收，接管 5．________________弥补 6．get across to sb________________ 7．in other words__