题目

 So convenient ______ that many people would like to do that.      A. is shopping on net                     B. shopping on net does C. does shopping on net             D. shopping on net is 答案：A世界上使用人数最多和使用范围最广的语言分别是A.英语和阿拉伯语 B.英语和俄语 C.汉语和英语 D.汉语和西班牙语