高中英语 Unit 3 Tomorrow’s World words expressions教案 牛津译林版必修4-牛津版高一必修4英语教案

Unit 3 Tomorrow’s World words expressions【语境展示】1. The strongroom is as secure as we can make it.我们的保险库建造得十分安全。2. At last they were able to feel secure about the future.他们终于觉得不必为将来担忧了。3. Our victory is secure.我们胜券在握。4. She is said to have got a secure job in a big company.据说她在一家大公司得到一份稳定的工作。5. A climber needs secure footholds.攀登的人脚踩的地方要很牢固。6. They’ve secured government backing for the project.他们得到政府对该计划的支持。7. The man secured the ladder with ropes.那个人用绳子把梯子捆好。8. The sandbags secured the town during the flood.沙袋使该镇免受水灾。【归纳】1. 根据例句1-5 可知，secure 可作形容词，意为“安全的；安心的；有把握的；稳固的；牢固的”。2. 根据例句6-8可知，secure还可作动词，意为“获得；使牢靠；使安全”。【即学即用】汉译英。1. 那个小男孩在父母身边感到安心。__________________________________________________2. 把所有门窗关好再出门。__________________________________________________add to【语境展示】1. Fireworks added to the attraction of the festival night.焰火使节日的夜晚更加生色。2. His remarks add to the proof that she is innocent.他的话进一步证明她是无辜的。3. The old house has been added to from time to time.这幢老房子一次又一次地在扩建。【归纳】根据以上例句可知，add to意为“使增加，使增强，使扩大”。【拓展】1. add up意为“把……加起来”。如：It is strange that the waiter can’t add up.很奇怪，这个服务员不会算账。2. add up to意为“总共有”。如：The words we have learned so far add up to about 3,500.到目前为止，我们学过的单词总计大约有三千五百个。【即学即用】用add to，add up 或add up to的适当形式补全下列句子。1. _____ these figures and you will know the result of the competition.2. The bad weather _____ our difficulties, but we managed to top the hill.3. Do you believe that Lincoln ’s education _____ no mo...