—You __________part in the party on time.
—Sorry，I was delayed by the accident.
A.are to take B.have supposed to take
C.were to have taken D.supposed to take
—You __________part in the party on time.
—Sorry，I was delayed by the accident.
A.are to take B.have supposed to take
C.were to have taken D.supposed to take
C
You were to have taken part in the party.意为“你本来应该参加那次聚会的”。