题目

He was told that it would be at least there more months ( ) he could recoveer and return to work.
A.when
B.before
C.since
D.that
为慎选B而不选A

提问时间：2020-07-25

答案

there more months 有 "typo"
there -- three
three more months 意思是原来已花了一定时间,现在还需要至少要外加3个月的时间. 用before,表示外加的时段是在康复以前. 用when意思不通.