单选题
After the disaster of flood, people all over the village made ______ effort to rebuild their home. A. superfluous B. tenuous C. strenuous D. fatuous
【正确答案】
C
【答案解析】[解析] 四个选项的意思分别是：superfluous剩余的；tenuous无关紧要的；strenuous费力的，繁重的；fatuous愚昧的，昏庸的。句意是，洪灾过后，全村人民努力重新建造他们的家园。所以正确答案是C选项，如：He made strenuous attempts to stop her．(他为阻止她付出了极大的努力。)