题目
Without the dreams of the youth, this invention might ______ for a century.( )A. have been postponedB. has been postponedC. postponeD. be postponed
Without the dreams of the youth, this invention might ______ for a century.( )
A. have been postponed
B. has been postponed
C. postpone
D. be postponed
题目解答
答案
A. have been postponed