(
课件网) Unit1 FROM PROBLEMS TO SOLUTIONS 从问题重重到迎刃而解 Language Points Please get ready your textbook, notebooks, and 优化探究 第一段：1读-2译-3找（短语/从句） Economic development is necessary if we want to improve society. There comes a time when the old must give way to the new, and it is not possible to preserve everything from our past as we move towards the future. Finding and keeping the right balance between progress and the protection of cultural sites can be a big challenge. Economic development is necessary if we want to improve society. 语言积累： Economic means ‘connected with the economy of a country or an area, or with the money that a society or an individual has’. economic 意为与国家、地区、社会或个人经济有关的 the government’s economic policy 政府的经济政策 Economical means ‘spending money or using something in a careful way that avoids waste’. economical 意为经济实惠的、节俭的、节约的 It is usually economical to buy washing powder in large quantities.大量购买洗衣粉通常要省钱些。 Economically adv.在经济上；经济地；实惠地；节俭地；节约地 社会进步需要必要的经济发展。 There comes a time when the old must give way to the new, and it is not possible to preserve everything from our past as we move towards the future. 语法知识： 1. There comes a time when... ......的时代已经到来 there置于句首，且主语是名词时，通常用全部倒装语序; there comes...是there be句型的变式。there be句型属于完全倒装结构，该句型中be还可用come, appear, lie, live, stand, remain, exist等表示“存在”一类的动词替换。 2. when引导的是定语从句，对名词time起修饰限定的作用。关系副词when在定语从句中作时间状语，a time when...表示“一段……的时期” 3. it is not possible to preserve... It is + adj. (for sb) to do sth. （对某人来讲）做什么事情怎么样 4. ...as we move towards the future. as引导时间状语从句，意为“当...时，随着” There comes a time when the old must give way to the new, and it is not possible to preserve everything from our past as we move towards the future. 新旧更替的时代已经到来，在走向未来的过程中，我们不可能将过去的一切都保存下来。 语言积累：give way to 让步，屈服 归纳拓展：give in 让步，屈服，投降；呈上，交上 give in to... 向……屈服 give up doing sth. 放弃做某事 preserve v.保存，保护(protect)，维持 n. 保护区 preserve/protect...from/ against (doing) sth. 保护......免受...... be well preserved保存/保养得很好 preservation n．保存，保护 优化探究P4 There comes a time when the old must give way to the new, and it is not possible to preserve everything from our past as we move towards the future. 新旧更替的时代已经到来，在走向未来的过程中，我们不可能将过去的一切都保存下来。 [即学即练] 单句语法填空 ① The paintings were in an excellent state of _____ (preserve). ② We should take measures to preserve the environment _____being polluted. preservation from Finding and keeping the right balance between progress and the protection of cultural sites can be a big challenge. 在社会进步与文化遗址保护之间 ... ...
