问题
选择题
No matter how much time I spend planning a class, little things still _____ go wrong. So I had no perfect class and I reflected all the time.
A．deliberately
B．obviously
C．originally
D．occasionally
答案
D
题目分析：考查副词辨析。Deliberately 故意地；obviously显而易见地；originally 最初地；occasionally 偶尔。句意：无论你花费多少时间备一堂课，小问题仍然偶尔会出现问题。所以我没有完美的课堂并且我在一直反思。所以选D项。
考点 : 考查副词辨析