E-mail, as well as telephone, an important part in daily munication.
A. is playing
B. have played
C. are playing
D. hoped
网友回答
(答案→)A. is playing
B. have played
C. are playing
D. hoped
解析：A本题考察主谓一致，当主语后面跟有as well as短语时，其后的谓语动词不受as well as之后的名词影响，仍然和主语在人称和数上保持一致。