Max could smell the rain coming．And it did．Suddenly the lightning flashed through the

clouds, nearly ______ him.

A．to blind

B．blinded

C．blinding

D．having blinded

如果现场iu-cs口是ATM方式组网，为了验证和CN的VPI，VCI是否协商正确，我们应该启动信令跟踪的哪项来检查（）

A.MTP3B

B.SCCP

C.SAAL

D.SCTP