——Have the police caught the thieves _____ the bank last week?

——Yes, they were caught yesterday.

A．that robbed

B．which robbed

C．robbed

D．who have robbed

—Why does Mr Black look so sad this morning?

—I hear that a fire________in his house and lots of valuable things were burned last night.[ ]

A. broke into      

B. broke up

C. broke down  

D. broke out