He did ___until it was midnightA.a problem after a problem B.problem after prolemsC.a problem after problem D.problem after problem
问题描述:
He did ___until it was midnight
A.a problem after a problem B.problem after prolems
C.a problem after problem D.problem after problem
答
D
答
答案是A
答
我觉得应该是A
觉得题目应该是想说一道接着一道的做下去,直到半夜.