I didn’t know anything about it my father told me .AuntilBbecauseCafterDand

问题补充：

I didn’t know anything about it my father told me .

Auntil

Bbecause

Cafter

Dand

答案：

(答案→)A. until

B. because

C. after

D. and

解析：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。