【单选题】
I'm a nurse. I() David()the same hospital
A、work at;in
B、work for;at
C、work with;in
A、work at;in
B、work for;at
C、work with;in
A、It says 8:00. But it‘s 5 minutes slow. B、I‘m sorry I‘ve forgot the time. C、I was caught in the traffic jam. D、I‘m sorry to keep you waiting.