问题
选择题
E-mail, as well as telephones, ______ an important part in our daily life. [ ]
A. is playing
B. play
C. are playing
D. have played
答案
答案：A
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E-mail, as well as telephones, ______ an important part in our daily life. [ ]
A. is playing
B. play
C. are playing
D. have played
答案：A