Question

He was told that it would be at least three more months ___________he could receover and return to work.

A．when

B．before

C．since

D．that

Answer 1

B

考察连词。  A.当……时   B.在……之前  C.自从……以来   D.那个，引导定语从句。句意：他被告知在他完全康复重新工作之前，最好要有三个月的时间。故选B。