单选题
That was a man-made disaster that clearly could have averted if the federal government, specifically the Federal Emergency Management Agency, had quickly marshaledthe political will and resources to evacuate those without access to cars, instead of promoting on its Web site a faith-based charity that was clearly no match for the problem. A. could have averted B. had quickly marshaled C. the political will D. that was
【正确答案】
A
【答案解析】[解析] A选项前面的主语为“人为的灾难”，而avert为及物动词，表示“避免”，因此从句中应使用被动态。A选项应该为could have been averted。因此，A选项为正确选项。