【单选题】If we expect ________ much cleaner world, we should attract ________ world's attention to protect the world. [ ]
【单选题】下列软件中可以查看 WWW 信息的是________。
【简答题】下列软件中,( )不是杀毒软件。 A瑞星 B 飞信 C金山毒霸 D360杀毒
【简答题】If we expect ________ much cleaner world, we should attract ________world’s attention to protect the world. A.a; a B.a; / C.a; the D.the; /