It is well known that Tomas Edison ______ the electric lamp.

admin2009-05-28  23

问题 It is well known that Tomas Edison ______ the electric lamp.

选项 A、discovered
B、found
C、developed
D、invented

答案D

解析
转载请注明原文地址:https://kaotiyun.com/show/mQwK777K
0

最新回复(0)