1.NoneofusknewwhathadhappenedweheardthenewsonradioA.afterB.untilC.whenD.since2.Ididn'tknowwhenshewentthereIheardfromhertwomouthslater.A.sinceB.whenC.untilD.after

Question

1.None of us knew what had happened _____ we heard the news on radio
A.after B.until C.when D.since
2.I didn't know when she went there _____ I heard from her two mouths later.
A.since B.when C.until D.after

Answer 1

1.B
2.C
not…until 固定搭配.