Question

【题目】Another two months will be needed before the new bridge ______.
A.completes
B.is completed
C.has completed
D.will be completed

Answer 1

【答案】B
【解析】句意：这座新桥完工前还需要两个月。bridge与complete构成被动关系，故用被动语态，而before引导的时间状语从句中，用一般现在时表示将来，因此选B。