Question

【题目】E-mail, as well as telephones, an important part in daily communication.

A. is playing B. have played

C. are playing D. play

Answer 1

【答案】A

【解析】

试题分析：句意：电子邮件和电话一样，正在在日常交流中起着重要的作用。主语是email 在这里是单数，表示正在进行的，故选A。