【单选题】
Don't disturb me. I()letters all morning and have written ten so far.
A、write
B、have written
C、was writing
D、have been writing
A、write
B、have written
C、was writing
D、have been writing
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.
A、No, I don't need your help. B、Yes. I'd like to withdraw some money C、Well, leave me alone. D、Don't bother me!