— I wonder if you could go with me to the post office.
— I’d like to, but I ______ my experiment report and have to finish it this afternoon.
A. wrote B. was writing C. have written D. am writing
— I wonder if you could go with me to the post office.
— I’d like to, but I ______ my experiment report and have to finish it this afternoon.
A. wrote B. was writing C. have written D. am writing
D