---Judging from     number of     cars ,there are not as many people as we expected in his wedding ceremony.

---I think so . Because of the lucky number ,many people would like to choose today to get married.

A．the; /

B．a ; /

C．the ;the

D．a ;the

转变监督执纪方式，综合运用信访核查、巡视、专项检查等多种监督手段，进一步强化对重点领域和（）执纪力度，提升监督效能。

A.关键环节

B.关键人员

C.关键部门

D.关键流程