三年級英語上冊 How were traffic lights born教案 人教新版.doc

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How were traffic lights born? 交通燈是如何誕生的?Traffic lights are very important to us,I think you know this.交通燈是對我們非常重要,我認為你知道這一點。But do you know how they were born? 但是你知道他們是如何誕生的嗎?Gerret.A.Morgan was the father of traffic lights.He was American.Gerret.A.Morgan是交通燈之父。他是美國人。Morgan was born in 1875.His family was very poor.摩根出生于1875年。他家非常窮。He left school at the age of 14. He was very clever.他14歲的時候離開學校。他很聰明。He always looked for better ways to do things.他總是尋找更好的方法來做些事。And he likes to make new things.他喜歡制作新東西。At that time , every American wanted to have a car.在那個時候,每個美國人都想有一輛車。Streets were full of cars.The traffic was really bad.街道上到處是汽車。交通非常糟糕?！癢hy not put three lights at cach street corner?為什么不在街頭安裝三盞燈呢？They should be red,green and yellow.”Morgan said,它們應該是紅、綠、黃三種顏色。摩根說。Let them tell cars to go or stop.He made timer to change the lights.讓它們告訴汽車去還是停止。他做了定時器改變燈。問題：（ ）1、Traffic lights are very _ to us. A. important B.new C.old D.poor（ ）2、Gerret.A.Morgan was the _ of traffic lights. A. mother B.sister C.grandfather D.father（ ）3、Let _ tell cars to go or stop. A. red light B. blue and yellow light C. green and yellow light. D. both A and C（ ）4、Streets were full of _. A. people B. shops C. traffic lights D.cars（ ）5、The _ lights stop the cars. A.traffic B.red C.green D.yellow