1、UNIT 1 Chinese people invented paper.,外研版（一起）四年级英语上册课件,Module 4,Invention,bike,phone,car,paper,printing,compass,gunpowder,Lets find out!,_ invented the piano?,Italian people,Bartolomeo Cristofori invented the modern piano in 1709.,_ invented the computer?,American people,American people invented the
2、 computer in 1946.,_ invented the phone?,American people,Alexander Graham Bell invented the phone in 1875.,_ invented the car?,German people,_ invented the plane?,American people,The Wright Brothers invented the plane in 1903.,_ invented the TV?,American people,_ invented the pen?,English people,200年前，英国人沃特曼设计的钢笔用具有弹性的薄皮橡皮胆，把内部的空气挤出，插入墨水瓶，钢笔很快就吸满了。这种方法直到今天，仍无多大变动。,_ invented football?,Chinese people,Thank you!,
