I'mabout what I say because careless remarks are likely to hurt others' feelings.A. enthus

问题补充：

Imabout what I say because careless remarks are likely to hurt others feelings.

A. enthusiastic

B. cautious

C. doubtful

D. curious

答案：

A. enthusiastic

(答案→)B. cautious

C. doubtful

D. curious

解析：考查形容词辨析。Enthusiastic热情的，热性的 cautious小心的，谨慎的 doubtful怀疑的 curious好奇的 意为，我对我说的话很小心，因为大意的评论很可能会伤害到别人的感情。