Uint5 Rhythm【教学主题】Unit5【教学目标】1.本单元单词掌握。 2.介词应用联系。 3.定语从句复习练习 【知识梳理】 重点词汇《一》.. permission n. 允许, 许可ask for permission 请求允许with one’s permission 经某人许可without permission 未经许可【派生】permit v. 允许; 许可 n. 执照; 许可证permit sb. to do sth. 允许某人做某事permit doing sth. 允许做某事ask for one’s permission 征求某人的允许《二》. impressimpress 是动词，意为“给留下……印象，让明白（……的重要性等），强调”。常用搭配：impress sb. with sth. 给某人留下……的印象；impress on / upon sb. sth.使某人意识到某事的重要性或严重性；此外 impress 常用于被动结构 be impressed by / at / with 表示“对……印象深刻”。【拓展】impression n. 印象；impressive adj. 给人留下深刻印象的Eg.1.Jackson impressed me with his force and kindness. 2.They impressed on their children the virtue of always telling the truth. 3. I was very impressed by / at / with his performance. 《三》. combine【归纳】combine 作动词时，意为：①“结合或混合形成一整体，联合， 组合， 合并，化合”。常用搭配：combine (sth.) with sth., combine to do sth., combine A and / with B。② “同时做（不止一件事）；兼有（不止一 种）特性”。 【拓展】combination n. 结合，组合Eg.1. Hydrogen combines with oxygen to form water. 2. Several factors have combined to ruin our plans for a holiday. 3. Combine the eggs with a little flour and heat the mixture gently. 4. This model combines a telephone and fax machine.《四》. effect 【归纳】effect 作名词时，意为“影响，效果，作用”。常用短语：take effect（药物、法律等）见效，生效； bring / put sth. into effect 实施，实行，使生效；come into effect 开始实施，生效；to the effect that 大意是，意思是；in effect 实际上，事实上。effect 作动词时，意为“实现，进行，产生……结果”。 【拓展】effective adj. 有效的，生效的；effectively adv. 有效地；effectiveness n. 有效...
