UnitInventorsandinventions..pptVIP

Unit 3 Inventors and inventions Ⅰ.重要单词聚焦1． n．　　专利，证书，专利权2． vi. vt. 显示……的差别；使……有所不同；辨别3． n. 产品4． adj. 突然的；意外的5． adj. 便利的；方便的；就近的6． n. 小心；谨慎7． n. 预料；期待；期望 patentdistinguishproductabruptconvenientcautionexpectation 8． vt. 抓住；捉住；夺9． n. 认出；认可；承认10． n. (评判的)标准；尺度11． n. 文件；档案；文件夹12． adj. 熟的；成熟的13． adj. 冰冻的；严寒的14． vt. 忍受；忍耐；负担15． n. 堵塞；阻塞；果酱16． vt. 轻打；轻拍；轻敲　n. 轻轻的敲击(声)；(水)龙头 seizerecognitioncriterionfileripefreezingbearjamtap 17． n. (水或气)流；电流 　　　　adj. 现在的；当前的18． adj. 稳固的；稳定的；安定的19． vt. 联想；联系20． adj. 实际的；实践的；实用的 currentstableassociatepractical Ⅱ.重点短语扫描1．call 给……打电话2．now then 偶尔；有时3．set 开始；着手4．dive 迅速把手伸入；一心投入5．set (to do) 开始(做)6． on 不挂断；稍等；紧紧握住7．out of 次序颠倒；发生故障8．get 设法联系上(尤指打通电话)； (设法)做完；通过 upandaboutintoouthangorderthrough 9．ring 回复电话10．ring 挂断电话backoff Ⅲ.课文原句突破1．Here was a chance for me to distinguish myself by inventing something merciful that would catch snakes but not harm them.[信息提取]　distinguish oneself使自己扬名。[例句仿写]　这个人因智慧而扬名。The man________ ________ ________ ________ ________. 【答案】　distinguished himself by his wisdom 2．I’m sorry，but this phone is out of order.[信息提取]　be out of order坏了，有毛病。[例句仿写]　咱们的冰箱又坏了，我们别修它了，最好买一个新的。Our refrigerator________ ________ ________ ________ ________.We’d better buy a new one________ ________ ________ ________. 【答案】　is out of order again；instead of repairing it 3．But once picked up，they tried to bite me.[信息提取]　once picked up为“连接词＋过去分词”结构，相当于once they were picked up。once引导时间状语从句。[例句仿写]　一旦打开，这些食物就必须在三天内吃完。________ ________，the food must be eaten up within three days. 【答案】　Once opened 4．The criteria are so strict that it is difficult to get new ideas accepted unless they are truly novel.[信息提取]　unless连词，意为“除非，如果不……”。[例句仿写]　如果你不马上走，就会迟到的。________ ________ ________ ________ ________，you will be late. 【答案】　Unless you go at once distinguish(1)vi. vt.辨别；显示……的差别You should learn to di