Question

【题目】----Do you know who invented the telephone?

----No,I only know it in 1876.

A. invented B. was invented

C. invents D. were invented

Answer 1

【答案】B

【解析】试题分析：句意为，--你知道是谁发明了电话吗？---不知道，我仅仅知道它是1876年被发明的。结合句意，本题是被动语态，构成为：主语+be+动词的过去分词，故排除A和C，又因“it”作主语，谓语动词用单数，故选B。