--- Remember to ask her to call me back.

--- _________________.

A．Never mind.

B．That’s right.

C．Sounds great

D．Got it.

1999年10月（）提出了依托产品电子代码标准建构物联网的概念与解决方案。

A.SanjeySarma

B.JohnHarvard

C.StevenNash

D.DavidBrock