单选题I ______ to be present at your birthday party, but business interfered. I hope you will forgive me.A am to have intendedB was to intendC was to have intendedD ought to intend

题目
单选题
I ______ to be present at your birthday party, but business interfered. I hope you will forgive me.
A

am to have intended

B

was to intend

C

was to have intended

D

ought to intend