Question

【题目】He was told that it would be at least three more months _____ he could recover and return to work.

A. when

B. before

C. since

D. that

Answer 1

【答案】 B

【解析】句意：他被告知至少还需要三个月他才能恢复健康并回到工作岗位。由“It was/will be+时间段+before…”“多久之后才……”可知B项合适。