Lincoln, who many regard as one of our great presidents, was often ______ despite his reputation of telling good jokes.
A.bright
B.optimistic
C.gloomy
D.cheerful
参考答案:C
解析:[分析] 词义辨析 A.bright明亮的,欢快的,聪明的,伶俐的;B.optimistic乐观的;C.gloomy黑暗的,阴沉的,阴郁的,令人沮丧的;D.cheerful愉快的,高兴的;而本句要表达的是:林肯被许多人认为是最伟大的总统之一;尽管他有着善讲幽默笑话的名气,他却经常是的。根据语境判断,答案只能是C才符合逻辑。