题目内容
E－mail, as well as telephone, ________ an important part in daily communication.
[ ]
A．is playing
B．have played
C．are playing
D．play
答案：A
解析：
解析：
练习册系列答案
相关题目
题目内容
E－mail, as well as telephone, ________ an important part in daily communication.
[ ]