题目内容：

Internet,as well as newspapers and magazines,____an important part in our daily life.
A have played
B are playing
C is playing
D has been played

优质解答

选C,is playing 表示正扮演着、正在成为,主动,且Internet为不可数名次(特定词语)
如果D选项为 has played则表示已经成为