题目内容：

Thomas Edison's inventions have shaped the world. Read about a few of them in the timeline.

Vote-recorderEdison thinks this machine will help lawmakers record their votes in 1875.	KinetoscopeThismotion-picture viewer lets people see moving pictures for the first	Lightbulb  Earlier inventors make lightbulbs, but the bulbs have problems. Edison invents the first practical lightbulb. He finds a way to make the warm yellow light from his bulb last for 13 hour
Phonograph Edison  invents  a  machine that records sound at last	ElectricpenThis machine can make more than one copy of a document

 

 

1.In which year did Edison invent the vote-recorder?

A. In 1868. B. In 1875. C. In 1879. D. In 1892.

2.Which of the following inventions did Edison create last?

A. Lightbulb. B. Phonograph. C. Electric pen. D. Kinetoscope.

3.What was the purpose of the lightbulb?

A. It provided light. B. It recorded sound.

C. It helped lawmakers record their votes. D. It made more than one copy of a document.