— What did Jack ask you just now?

— He wanted to know how long _____ when I reached the cinema. [ ]

A. had the film been on

B. the film had started

C. the film had lasted

D. had the film ended

依法治国的核心和关键是[     ]

A．有法可依、有法必依

B．以德治国、发扬民主

C．崇尚科学、反对迷信

D．以宪治国、执法必严