Giving up my job to go back to full-time education was a big , but now I know it
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Giving up my job to go back to full-time education was a big __________, but now I know it was the best decision I ever made.
A.project
B.commitment
C.competition
D.ambition
试题答案
B
考查名词辨析。根据句子的“现在我知道这是最好的决定”，可知，放弃工作重新参加全职教育是一个很大的投入。故答案选B.