The Fukushuu D exercises are usually divided into three parts: listening (audio CD), speaking/drills, and written sentence composition. Below are the from the textbook (pages 136–137 in the main book).
Q: もう 昼ごはんを 食べましたか。 A: いいえ、まだ 食べていません。 minna no nihongo lesson 16 fukushuu d answers