M7U1 Words and expressions(叶文斌).doc

M7U1 Words and expressions 1. be in touch (with sb.) a. talking or writing to someone 与……有联系 Are you still in touch with your friends from primary school? b. to know the latest information or knowledge about sth. 了解，有……的消息 The speech was good and you could feel he was in touch with peoples needs. 【Phrases】be out of touch (with sb.)… 与……失去联系 stay/ keep in touch with… 与……保持联系 get in touch with… 与……取得联系 lose touch with… 与……失去联系 a finishing touch 点睛之笔 a touch of sth. 一点儿某物 a soft touch 好好先生 e.g. We now keep in touch with him by writing letters. I’m trying to get in touch with Jane. Do you have her number? I lost touch with all my old friends after we moved. We’ve been out of touch for a couple of years. 2. evolution n. [U] ①(biology) the gradual development of plants, animals, etc. over many years as they adapt to changes in their environment 进化，演化 the theory of evolution 进化论 In the course of evolution, some birds have lost the power of flight. 在进化的过程中，一些鸟失去了飞行的能力。 ②the gradual change and development of sth. 演变，发展 the evolution of modern communication technology 现代通讯技术的发展 【Notice】evolution 可以抽象名词具体化，如a social and economic evolution 一个社会和经济的发展 【Derivation】 evolutional (adj.) 进化的；发展的，演变的 evolutionist (n.) 进化论者 evolutionism (n.) 进化论 evolve (vt./vi.) （使）逐步形成，发展；（使）逐步演化，进化 evolve as 逐渐成为…… evolve into 逐渐形成为…… evolve from 从……中逐渐形成 evolve out of从……中逐渐形成 e.g. Each school must evolve its own way of teaching. 每个学校必须逐步形成自己的教学方法。 evolve a new theory 逐渐形成新理论 The three species evolved from a single ancestor. 这三个物种从同一个祖先进化而来。 Many people were shocked by the idea that Man had evolved from lower forms of life. 许多人对于人是由低级生物进化而来的看法大为震惊。 The simple plan evolved into a complicated scheme. 这个简单的计划发展成了一项复杂的规划。 3. drawback n. [C] a disadvantage or problem that makes something a less attractive idea 缺点，缺陷；不利条件，不利的地方 drawback of/ to (doing) sth. ……的缺点 The only drawback of / to the plan is that it costs too much.