动感地带品牌的新业务产品有哪些？
参考答案：A、移动网吧（GPRS）B、拇指总动员（短信）C、炫彩画册（彩信）D、随声听（彩铃）。
—What did the teacher say to you just now?
—She asked me ________.[ ]
A. whether had I finished my work or not
B. if or not I have finished my work
C. that I had finished my work
D. whether I had finished my work or not
凭证式国债取消交易需（）授权办理。
