Some buildings that were destroyed and heavily damaged in the earthquake last year were constructed in violation of the city's building cede.
Some buildings that were destroyed and heavily damaged in the earthquake last year were
Some buildings that were destroyed or heavily damaged in the earthquake last year had been
Some buildings that the earthquake destroyed and heavily damaged last year have been
Last year the earthquake destroyed or heavily damaged some buildings that have been
Last year some of the buildings that were destroyed or heavily damaged in the earthquake had been
1、去年的地震毁了违章建筑。违建在前,地震在后,所以用过去完成时。
2、E选项中,last year的位置修饰了整个主句,buildings had been constructed,时态不符,last year不能修饰过去完成时。
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