问题补充：
单选题
Many new _____ will be opened up in the future for those with a university education.A.opportunitiesB.realitiesC.necessitiesD.probabilities
网友答案：
热心网友 1楼
A解析opportunity常指“ (难得的应抓住的) 机会”, 既可作可数名词, 也可以作不可数名词用, 如：I had few opportunities of meeting interesting people there. They had not much opportunity for hearing good music in the remote area.
