The ________ children were opening their ________ Christmas presents．

A.exciting; exciting

B.excited; excited

C.exciting; excited

D.excited; exciting

答案及解析： D

解析：

本题考查表示情绪变化的一类现在分词与过去分词的区别。通常现在分词说明人或事物的特征，译成汉语为“令人感到……”，如：This is an exciting story．/The story is exciting．过去分词表示人或动物的一种感受，译为“感到……觉得……”，如：The excited woman cried in a loud voice．/The woman was excited at the news．