Question

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

A

解析:

as well as连接主语时，谓语动词与其前面的名词在人称和数上保持一致，因E?mail是单数，故应排除B、C、D三项。