Showing to a current or former teacher is a fair reward and an act of gratitude that will also make you feel better.
A. appreciation
B. enjoyment
C. delight
D. pleasure
网友回答
(答案→)A. appreciation
B. enjoyment
C. delight
D. pleasure
解析：名词辨析。A欣赏，感激；B乐趣,享受；C快乐；D快乐；根据句意可知A正确。句意：对现在的或者以前的老师表示感激是一种奖励也是一种感恩的行动，这种行动会让你感觉更好。