They said I shouldn't be allowed _here.They don't allow _in the waiting room.A.smoking to smoke B.to smoke smoke C.to smoke smoking D.smoking smoking 请选择

They said I shouldn't be allowed _here.They don't allow _in the waiting room.A.smoking to smoke B.to smoke smoke C.to smoke smoking D.smoking smoking 请选择
They said I shouldn't be allowed _here.They don't allow _in the waiting room.
A.smoking to smoke B.to smoke smoke C.to smoke smoking D.smoking smoking 请选择

They said I shouldn't be allowed _here.They don't allow _in the waiting room.A.smoking to smoke B.to smoke smoke C.to smoke smoking D.smoking smoking 请选择
C
词组：allow doing allow sb to do

C. to smoke/smoking

c