Many new _____ will be opened up in the future for those with a university education.
A.opportunities
B.realities
C.necessities
D.probabilities
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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.