ADSL用户的绑定类型有（）。
A.不绑定
B.nasip+nasportid
C.mac
D.nasip+vlanid
参考答案：A, B, C
监理方案(监理大纲)是监理投标书的重要组成部分。
—Would you like ______ apples?
—Yes , please .I'd like ______ apples.[ ]
A. some; any
B. some; some
C. any; any
D. any; some
