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1、1Unit 3 Electricity Name： Period 1新课讲授一 words 精讲1.electricity, n.电力； 电流，静电；高涨的情绪；紧张如： At night these streets are brilliant with a pearly radiance of electricity. While I was cooking supper, the electricity went off 链接： electrical 电的 , 有关电的； electric 电的 , 导电的 , 电动的； electron 电子2.foolish，adj.愚蠢的；鲁莽的；荒
2、谬的，可笑的 如： He was angry with himself for having made such a foolish mistake. We were all amused at his foolish behaviour. 链接： fool (n.) 傻瓜+ ish foolish (adj.) 愚蠢的What a fool I was to believe he is a good man! A fool always finds a greater fool than himself. 3.bulb，n. 电灯泡 如： The light bulb in the kitc
3、hen burnt out. I will have to change the bulb by myself. 4.test, v.回转，返回；n.归来，返乡。如： After I made a model plane, I tested it. The new drug will be tested first on animals. 5.wire, n. 金属丝 ;金属线； vi. 拍电报如： Electricity is carried along wires. Will you connect this wire to the television? Each of the home
4、s has a security system and is wired for cable television. 链接： by wire 用电报，通过电报；wire-to-wire ( 北美，非正式)从起点到终点；自始至终6.bettery, n. 电电池，蓄电池；军炮台，炮位； 如： He is charging a storage battery. He was an okay battery commander. 7.reply, n.答复、报复（行动） ； vi.法律 （原告对被告）答辩、作答；vt.回应，作出反应如： His evasive reply prompted me t
5、o ask another question. To their surprise, hundreds replied to the advertisement. 8.tidy， adj.整洁的、数量大的；n.盛零碎物品的容器、椅子的背罩；vt. identify v. 识别 , 鉴别 ,确定10.conversaon, n.交谈、会话 , 交往、交际；会谈、 （人与计算机的）人机对话如： Please pull up a chair and join the conversation. If you have a conversation with someone, you talk wit
6、h them, usually in an informal situation. 11.anyone, pron. 任何人；任何一个；谁2如： That dog will pick a quarrel with anyone he meets. Dont repeat what Ive told you to anyone, its private. 链接： anyones game平局 It was still anyones game at half-time. 中场休息时还是平局。12.cooker, n. 电冰箱；冷冻机如： The cooker is not yet wired i
7、n to the main supply. Mum has just won a microwave cooker. 13.fridge，n. 电冰箱；冷冻机如： I put the milk and meat in the fridge. This kind of deodorizer can keep the fridge free of bad smells. 链接： refrigerator 冰箱（ fridge 是缩写）14.lock n. 锁；一把，一撮;vt. 锁上；使固定；隐藏;vi. 卡住，不动如： She brushed a lock of hair off his for
8、ehead. They beat them up and locked them in a cell. Are you sure you locked the front door? 链接： lock out 停工； lock on to（用雷达或类似手段）定位跟踪（目标）15.cable, n. 缆绳绳索； 电学 电缆；巨缆;vt. 发电报至；电传；固定系牢如： Steel cable will be used to replace worn ropes. She sent a cable to her mother. 16.moment, n. 瞬间，片刻；时刻；重要，紧要; 红极一时 如
9、：Ill be back in a moment. The moment the clown appeared on stage, the audience folded up. Hes the man of the moment, isnt he? 链接： for the moment 暂时 目前；at the (或 this) moment 马上，任何一刻，随时。17.touch, vt.触摸；使某物与, 轻轻接触；n.触摸，碰；触觉，润色，痕迹；vi.接触；联系 如： I want to touch briefly on another aspect of the problem. Sh
10、e was off work with a touch of flu. He kept in touch with us while he was on vacation. 链接： get in touch with 和.取得联系 ;keep in touch with 和 保持联系。二 Phrases精讲1. (be) careful with 小心对待 ;谨慎处理These glasses are very expensive, so he is very careful with them. Be careful with those fireworks. They may cause
11、fire. 2. connect to（使）连接；联结Connect the hose to the tap and turn on the tap. Please connect me to the number in the USA3. power station n. 发电厂 ;发电站He took us to see the power station they built. The new power station has already come into operation.4. switch off 关 (电灯 ,机器 )Please switch the light off
12、 before leaving the room. Last night you forgot to switch off the television. 5. turn off 关上(switch on, turn on 打开 )In order to save electricity, please turn off/ switch off all the lights when you leave the room. 三 sentenses 精讲1.I m going to buy a packet of sweets.3a packet of 一袋。其后可接可数名词复数或不可数名词用来
13、表示数量。不可数名词没有复数形式，在表示数量时，常用“a+单位量词 +of+不可数名词”结构。a+单位量词 +of+ 不可数名词a piece of meat; a piece of paper; a glass of apple juice; a bag of milk a +单位量词 +of+可数名词复数a basket of eggs; a bag of apples 数词 +单位量词 +of+不可数名词two glasses of water; three cups of tea 数词 +单位量词 +of+可数名词复数two packets of sweets ; three bags
14、 of pencils 2.It is like water, in a wayit a way 在某种程度上In a way, you are right. 在某种程度上,你是对的 . 与 way 的相关短语 : In the way 妨碍 ;挡道His hobby sometimes gets in the way of his studies. 有时他的爱好妨碍了他的学业. on the way 在途中 ;在路中He is on the way to school now. 他现在在上学的途中. by the way 顺便问一下By the way, who is Tom? 顺便问一下
15、,谁是汤姆 ? all the way 一直He studies hare all the way. 他学习一直很努力. 3.Electricity comes into our flat through thin wires. 电通过细电线进入我们的公寓. come into 进入 之内Water comes into our houses through pipes. 4.These are connected to cables under the streetconnect 连接 常用结构 : be connected to sth. 连接到 ; connect sth. to/wit
16、h 把 和连接起来 . Turn on your computer and connect it to the Internet. The railway line connects Wuhan to Shanghai. 5.A moment later, Daisy came back. (1)moment 可数名词 ,意为 ” 瞬间 ;片刻 ”I d like to talk to you for a moment. 与 moment 相关的短语 : a moment ago 刚刚 ;刚才He was here a moment ago. at the moment 现在 ;此刻He is at home at the moment. wait a moment 等一会儿Wait a moment, please. (2) later 副词 ,意为 ” 后来 ;以后 ”6.Batteries provide toy cars withprovide sb. with sth. 供应给某人某物T
