[英语选修6UNIT4词汇学案.doc

U4(选修六) Language points-reading 1.depend on/ upon+ n 依靠,依赖, 确(坚)信 You can’t depend on your parents forever. depend on/upon+sb.+to do 指望某人做…… You can’t depend on him to come on time. depend on/upon +it +that…. 指望….. You may depend on it that he will come. depend on/upon +wh-从句 Whether you can pass the exam depends on how hard you work. That (all) depends./ it all depends. (口语)视情况而定， I may help you. But that/ it depends. 2. light 1)n. 光,线,灯 2)v.照亮,点燃 He lit a match. 他划着了一根火柴。 A smile of triumph lit up her face. 她的脸上闪耀着胜利的微笑。 The match lights easily. 这火柴容易划着 3)adj The suitcase is very light.（轻的） There was a light rain falling. He is a light sleeper. 他睡不沉。 （易醒的） 3. heat v. / heat up 是某物变热或变暖 heated adj. 热的激烈的 heated debate, heated discussion heatedly adv.愤怒地激昂地 heater 加热器发热器 4.consume v.---- consumer (n.). 1） 消耗,花费;耗尽 She consumed most of her time in reading. 2) 吃完,喝光 The kids soon consumed all the food on the table. 孩子们一会儿功夫便把桌上的食品全部吃 光。 3) 使全神贯注,使着迷+with The boy was consumed with curiosity. 那男孩充满好奇心。 5.as … as one can = as … as possible Please come here as soon as possible.= Please come here as soon as you can.. as many as 多达 /as long as 长达,只要/ as far as 远至,就…而论/ as well as 和…一样好,也,和 /as early as 早在 6.对比： Our food supply has given out.His money soon ran out. We are running out of our time. I have run out of my oil. All his savings have been used up. 7.Trap vt. / n. 挡住圈套 Sand and leaves trapped the water in the stream. They finally trapped the mouse in a cage.最后，他们用笼子把老鼠逮着了。 The police set a trap for the thieves. She was trapped in the burning house. 8.keep ….from…. stop…. (from)…. prevent…(from)…. You should clean your room to keep it from getting dirty.你应该打扫房间以保持干净。 Keep doing 继续/ keep out 挡住使进不去 /keep up with 跟上 9 What do you think green house gases do?你认为温室气体有什么作用呢? ▲本句中 think 后接了一个由 what 引导的宾语从句。 但应注意的是：特殊宾语从句即当一般疑问句主句的谓语动词是 think, believe，suppose， consider, imagine，guess 和 suggest 等时，表疑问的词要放在主句前即句首。例如： [正] Who do you think will