新概念lesson10.pptVIP

介词 一．介词at/ in /on . 1.表示时间： 1).at表示某一具体时间点，某一时刻/ 年龄 at six o’clock at noon at that time at the moment at the age of at night 2)in表示时间段,一天的三个时间段以及月份,年,季节,世纪,人生的某个时期(某人几十岁时) in the morning/afternoon /evening in spring /in 2007/in March in the twenty-first century in his fifties 3)on表示星期几/某一具体的日子/具体某天的上午/下午/晚上,表示一天中的三个时间段名词前有修饰语或后有修饰语时. On Monday, on New Year’s Day, on Sunday morning on a rainy night, on the evening of April 1st ,2007 不用介词的情况: 1).当时间状为: tonight, today, yesterday, tomorrow 等时,不用介词. What are you going to do tonight ? 2).含有this, that, these, those, last, next, every, each等时间状语. He went to Wuhan last week . 3).以all 开头的时间状语前面不用介词. He has worked all day . 4).以some ,any, one 等构成的时间状语前不用介词. He met a bad man one cold morning .= He met a bad man on a cold morning . after / in 在……之后 1. after 1)after + 时间段. 表示以过去某一时刻为起点的一段时间之后, 用于过去时. 2)after 作介词. after doing sth 2.in +一段时间. 表示说话时或以现在为起点的将来一段时间之后.用于将来时. until 直到……时候 I cant entre for the sports meeting until tomorrow. from...to... Everyday we have English class from 8:30 to 11:30. during 在……期间 in the holiday强调这段时间其中某一点时间，并不表示自始至终 during the holiday 强调假期的从头到尾 Lesson 10?? Not for jazz jazz a kind of music 爵士乐源于蓝调，是一种从前居住在美国南部的非洲奴隶以及他们的后代们的民间音乐。蓝调深受西非文化和音乐传统的影响，这些奴隶也逐渐成为移居到城市的黑人的音乐家。 Music student the student who learn music Musical student 有音乐天赋的 Instrument Musical instrument Clavichord 它是16世纪拂罗伦萨的乐器师发明的。和钢琴一样都是通过蹦紧的金属丝弦的震动发音。但不同的是，钢琴是用锤子敲击一股（一般是三跟金属丝弦）金属丝弦发音，而古钢琴却是通过羽毛管制作的拨子拨动一跟金属丝弦发音，所以有称作“羽管键琴”“拨弦古钢琴”。所以古钢琴的音色纤细而钢琴的音色混厚 recently= lately damage 损坏（可修) key to the door Do you know the key to the question? key structure shock allow doing allow smoking Smoking is allow all sb. to do People allow you to smoke here Sb. be allowed to do You are allowed to smoke here What happened to the clavichord? It was damaged by a visitor who tried to play jazz on it. 1?? What kind of instru