unit3 back to the past word power & grammar and usage 课件（译林牛津版必修3）.ppt

Ⅰ. 词汇知识 1. extreme adj. 极端的，极度的 【原句】The extreme heat almost drove me crazy. (P48) 酷热使我几乎发疯 ▶They took extreme measures to conserve fuel. 他们采取极端的手段节约燃料▶In dealing with the problem he was cautious to an extreme. 他在处理这个问题时谨慎得过分了 ▶Taken to extreme, this kind of behavior can be dangerous. 这种行为如果走向极端可能是非常危险的 ▶He found it extremely difficult to find a job in the city. 他发现在这个城市找工作极其困难完成句子 ①这段旅程将会是极其危险的 The journey would be dangerous in the extreme . ②你的邀请使他高兴极了 Your invitation gave him extreme joy.,,,,,句型转换 ③The heat in the desert is extreme. →It is extremely hot in the desert. →It is hot in the extreme in the desert.,,,,,,,,,2. solution n. 解决办法，解答 【原句】We should pay more attention to the problems that we have today and what kind of solutions we are going to find. (P51) 我们应该多注意我们今天的问题以及要寻找的解决问题的办法。

▶It may take a long time to find a solution to the problem. 也许要花很长时间才能找到解决这个问题的办法还记得哪些名词后接介词“to”吗？ 【思考提示】 (1)the answer to the question问题的答案 (2)the key to the door门上的钥匙 (3)the notes to the text课文注释 (4)the approach to sth. 解决问题的办法,The school advisers help you talk through your problem but they don’t give you any direct _____. [2011浙江，16] A. solution B. target C. measure D. function 【解析】选A考查名词辨析分析四个选项：solution“解决方法”；target“目标”；measure“措施”；function“功能”根据句意：学校的建议者们帮助你分析问题，但是他们不会给你直接的解决方法Ⅱ. 难句剖析 1. We went through a 10-metre-long passage and entered a large room. (P51) 我们走过10米长廊然后进入了一个大房间。

句中10-metre-long为复合形容词作定语，修饰passage，其结构为：数词+名词+形容词▶We’ll soon have a two-month vacation this summer. 我们很快就要过两个月的暑假了 ▶England is an English-speaking country. 英国是一个讲英语的国家 ▶They came here on a horse-drawn cart. 他们坐马车来的It took us quite a long time to get to the amusement park. It was _____ journey. [2011上海. 26] A. three hour B. a three-hours C. a three-hour D. three hours 【解析】选C句意：去主题公园花了我们很长时间，那是三小时的路程此题考查复合形容词作定语其结构为“数词+连字符+名词”, 此时连字符连接的词中名词 用单数a three-hour journey意为“三小时的路程”2. What has the world come to when the past matters more than the present? (P51) 既然过去比现在重要，那么世界已经变成了什么样？ 这是一个复合句。

含有when引导的状语从句，when表示“既然，考虑到” ▶How can he get the promotion when his boss dislikes him? 既然上司不喜欢他, 那他怎么会获得提升呢?,▶I had only fifteen dollars on me when the book I wanted cost twenty. 我身上只带了十五美元, 可是我想买的那本书定价二十美元 ▶He walks when he might take a taxi. 虽然他可以乘出租车，他却总是步行 ▶We were walking in the street when we heard a scream. 我们正在街上走着，这时突然听到了一声尖叫How can you expect to learn anything _____ you never listen? A. in case B. even if C. unless D. when 【解析】选D句意：既然你从不听讲，你怎么能指望学到东西呢？when有“既然，考虑到”的意思，符合题意in case以防，万一；even if即使，尽管；unless除非。

1. condition n. ［U］状况；［C］条件；［常复数］环境 【原句】Most of them were in good condition. (P51) 它们当中的大部分保存完好▶He can’t go for an outing, since he is in poor condition. 他不能外出游玩，因为他身体状况差 ▶I will come on condition that my parents are invited，too. 在我父母也被邀请的情况下，我才会来 ▶The teacher creates the conditions that will allow the children to learn. 这位老师创造了能让孩子们学习的环境From their _____ on the top of the TV Tower, visitors can have a better view of the city. ［2009陕西，20］ A. stage B. position C. condition D. situation 【解析】选B。

句意: 从游客们在电视塔上所处的位置，他们可以更好地俯瞰城市stage“阶段；舞台”，condition“条件；环境”，situation“形势；情况”，均不合语境2. This means that the things have to be carefully examined and studied, as they are often very old. (P47) 这就意味着这些东西不得不被仔细地分析和研究，因为它们通常是很古老的 句中as引导原因状语从句，表示已知的、比较明显的原因，意为“由于，因为”，用作连词▶As I haven’t seen the film, I can’t tell you what I think of it. 由于我没有看过这部影片，所以谈不出对影片的看法 ▶As the weather was fine, we decided to go for a walk. 因为天气好，我们决定去散步as除了引导原因状语从句外，还能引导什么从句？ 【思考提示】 ①引导时间状语从句，表示从句和主句的动作同时发生，意为“当……的时候” I sat there watching as he got ready for it. 当他准备的时候，我一直坐在那儿看着。

②引导方式状语从句或比较状语从句，意为“如……一样” Write neatly as the teacher often requires you to. 按照老师经常要求你的去工整书写③引导让步状语从句，作“虽然，尽管”讲，这时，要将谓语、表语或状语提到句首，使句子倒装如果表语为单数可数名词，还要省略不定冠词 Try as she might, she failed to get the door open. 尽管她想尽了一切办法，还是没有把门打开According to statistics, a man is more than twice as likely to die of skin cancer _____ a woman. 【解析】选D此处是as+adj. +as结构，表示比较句意为：据统计，男人死于皮肤癌的几率是女人的两倍多Ⅰ. 选词填空 come to, out of condition, wooden, extreme, complain, historical, leather, matter, preserve, solution 1. It is necessary for us to take effective measures ______ our natural resources. 2. His performances have become ______ and dull. 3. When it ______ German, I know nothing. 答案: 1. to preserve 2. wooden 3. comes to,,4. He is overweight and ______. 5. He ______ that the exam was too hard. 6. We went to see a ______ play. 7. It is not what you have but what you are that ______. 8. These gloves are made of ______. 9. ______ poverty still exists in many areas. 10. Have you found the ______ to the problem? 答案: 4. out of condition 5. complained 6. historical 7. matters 8. leather 9. Extreme 10. solution,Ⅱ. 单项填空 1. —Are you satisfied with the _____ trip to Qingdao? —Not a little. It couldn’t be better. A. three day B. three-day C. three days D. three-days 【解析】选B。

句意：——你对这次去青岛的三日游满意吗？——非常满意那是再好不过了考查复合形容词，其结构为。