急性胆囊炎术中发现胆囊内有多发绿豆大小的结石，宜采用

A．胆囊造口术

B．胆囊切除术

C．胆总管T管引流术

D．括约肌切开术

E．胆囊切除、胆总管探查T管引流术

We kept watching the house in the garden until the lights of the house ______. [ ]

A. went down

B. went by

C. went on

D. went out