are very popular with people all over the world, but do you know who was it that invented telephone?
A. The telephone; 不填
B. Telephone; a
C. The telephones; the
D. Telephones; the
网友回答
A. The telephone; 不填
B. Telephone; a
C. The telephones; the
(答案→)D. Telephones; the
解析：第一空用telephones表示一类事物；发明物前一般要加定冠词the。