Question

I often have conversations with John over ______ telephone, while I keep in touch with Tom by ______ letter.

A．/;the

B．/;a

C．the; /

D．the; a

Answer 1

C

试题分析：句意：我经常通过电话和约翰交谈，然而，我和汤姆用书信保持联系。前一个空over the telephone 表示“通过电话”；by letter 表示“通过写信”，by 表示方式后直接接一个名词。选C。