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Unit 2 Reading and Thinking------Language FocusLearning AimsBy the end of the period, you will be able to1. master the usage of such important words and expressions as preserve, prevent, raise, lead to, give way to, turn to sb for help, limit damage to, take down, be safe from etc; learn to express yourself by using them.2. learn grammar: can, v-ing as a subject, attributive clause and so on.3. learn how to study by themselves with the help of the dictionary.4. enjoy the fun of expressing yourself using English and participate in class with passion.T Revision There comes a time when give way to it is not possible to ……can be a big challengebig challenges damage a number of temples destroy cultural relics According to the Problem-solution Pattern and the topic related lexis, retell the whole passage.Topic ⑤—result ①It was considered a bigsuccess.②find a path to future ③it was possible for countries to work together to build a better tomorrow.Topic ④—solutions…were taken down piece by piece, and then moved and put back together again Topic ⑥—significance The spirit of…is still alive today.The best example is shown by…If a problem seems too difficult for …, …can sometimes provide a solutionwere safe from donate …to the project1.【教材原句】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。
