-Have you got your test result?　-Not yet. The papers _____.

A．are still being corrected 　

B．are not correcting

C．have already been corrected

D．have not corrected

地铁的基本运营状态包含（）状态。

A.正常运营、非正常运营

B.非正常运营、紧急运营

C.正常运营、紧急运营

D.正常运营、非正常运营、紧急运营