A．betweenB．untilC．fromD．for

【C12】A．betweenB．onC．inD．for

【C17】A．betweenB．amongC．fromD．within

【C4】A．result inB．arise fromC．derive fromD．account for

【C19】A．toB．ofC．fromD．for

You can ask these experts ______ advice in job hunting.A.onB.overC.fromD.for

George applied for the position three times______he finally got it.A.beforeB.untilC.whenD.