The officials soon realized that, _________, things would get worse.

A．unless dealt with it properly

B．if not properly dealing with

C．unless properly dealt with

D．if dealt not properly with

经内镜逆行性胰胆管造影(ERCP)的适应证不包括

A．胰腺癌

B．急性胰腺炎

C．胆管癌

D．胆管结石

E． * * 炎性狭窄