Had the bomb dropped over a populated area of the city , there a great deal of damage．
A. may be
B. might have been
C. may not be
D. mightn’t have been
网友回答
A. may be
(答案→)B. might have been
C. may not be
D. mightn’t have been
解析：考查虚拟语气。Had the bomb dropped over a populated area of the city= if the bomb had dropped over a populated area of the city，是非真实强调句，主句是情态动词+have done，句意是;要是炸弹在人口众多的地方扔下，可能会有很大的破坏。选B。