---- “Alice, why didn't you come yesterday?”
----- “I______, but I had an unexpected visitor.”
A. had B. would C. was going to D. did
---- “Alice, why didn't you come yesterday?”
----- “I______, but I had an unexpected visitor.”
A. had B. would C. was going to D. did
C
I was going to come.之省略，意为“我本来是打算来的”，这与其后but I had an unexpected visitor的语境刚好吻合。注意不能选would，因为它没有“打算”之意。