问题
选择题
E-mail, as well as the telephone, _____an important part in daily communication.
A．is playing
B．have played
C．are playing
D．play
答案
答案：A
题目分析： “名词+as well as+名词”结构作主语时，位于动词的单复数形式要与第一个名词（E-mail）保持一致。本题大意，电子邮件以及电话在日常交流中起着重要的作用。故A正确。