问题
选择题
I didn’t know anything about it ______my father told me .
A． until
B． because
C． after
D． and
答案
答案：A
题目分析：句意：直到我父亲告诉我，我才对这件事有所了解。until直到；because 因为；after 在……之后；and 和。not…until直到……才，所以选A。
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