【题目】(2014·徐州高三模拟)When she heard her son had been admitted to a key university，words couldn't ________ her excitement.
A. convey B. explain
C. conduct D. distinguish
在线课程【答案】A
【解析】考查动词。句意：当听说她的儿子已经被一所重点大学录取时，她的激动无法用言语表达。convey“运送，表达”，符合句意。explain“解释”；conduct“实施”；distinguish“辨别”。根据句意可知选A。