It has been 3 days__I__to paint our bedrooms,and I believe it is not long__we move into the new house.A.since,set out,before Bbefore,set off,since C.since,set about,before D.until,set off,after
问题描述：
It has been 3 days__I__to paint our bedrooms,and I believe it is not long__we move into the new house.
A.since,set out,before Bbefore,set off,since C.since,set about,before D.until,set off,after
答
A吗？
答
您好！选A .英语中，现在完成时的结构It's / It has been + 时间段 + since + 表过去时的从句，自从....已经有...时间了，set out 有开始的意思+ to do ,not long before 不久前，固定搭配。望采纳！谢谢！
答
A
第一个空没悬念,since
第二个空,看到后面的不定式没?所以是set out
第三个空,not long before
答
为什么两个空却有三个答案？