Question

【题目】The telephone________ by the wellknown scientist, Alexander Graham Bell.

A. invented B. inventing C. was invented D. invent

Answer 1

【答案】C

【解析】句意：电话被著名的科学家亚历山大·格雷厄姆·贝尔发明的。根据句意，此处表示电话被发明，故用被动语态，故选C。