How long ___ the celebrations for Spring Festival ___ A.did,lasted B.does,last C.lasts D.do,last到底是什么

问题描述:

How long ___ the celebrations for Spring Festival ___
A.did,lasted B.does,last C.lasts D.do,last
到底是什么

D
A如果用did,后面就得用last
B the celebrations是复数,不能用单数第三人称does,
C肯定不对

d

D
主语the celebrations 是复数,排除B,C
A 用了助动词did ,last 应该用原形,排除.