If the whole program ________beforehand, a great deal of time and money would have been lost.( )
A.was not planned B.were not planned C.would not be planned D.had not been planned正确答案D
If the whole program ________beforehand, a great deal of time and money would have been lost.( )
A.was not planned B.were not planned C.would not be planned D.had not been planned正确答案D
