Question

(2013·湖北高考)An artist who was recently traveling on a ferry to the southern island discovered ________ a long lost antique Greek vase.

A．a(chǎn)t random	B．by chance
C．in turn	D．on occasion

Answer 1

B

B　考查介詞短語辨析。句意：一位最近乘坐渡船到這個南部島嶼旅行的藝術(shù)家偶然發(fā)現(xiàn)了一個丟失已久的希臘古董花瓶。at random隨意地，隨機(jī)地；by chance偶然，意外地；in turn依次，輪流；on occasion偶爾，有時。B項符合句意。