The time is not far away _______ the information will be made known ______ more workers will be trained for their jobs．
A.until; which
B.when; that
C.before; that
D.as; which
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B解析考查定语从句及名词性从句。When引导定语从句，先行词为the time，作时间状语；that引导同位语从句，解释说明information。故选B。