"They didn’t take measures in time, otherwise the explosions ____."some experts said.
A.wouldn’t happen | B.didn’t happen |
C.wouldn’t have happened | D.mustn’t have happened |
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"They didn’t take measures in time, otherwise the explosions ____."some experts said.
A.wouldn’t happen | B.didn’t happen |
C.wouldn’t have happened | D.mustn’t have happened |