北京大學2004年博士研究生入學考試試題

Part One Listening Comprehension （略）
Part Two Structure and Written Expression
Directions: In each question decide which of the four choices given will most suitably complete the sentence if inserted at the place marked. Put the letter of your choice on the ANSWER SHEET. (20%)
41. The beauty of the reflected images in the limpid pool was the poignant beauty of things that are__________, existing only until the sunset.
A. equitable B. ephemeral C. euphonious D. evasive