填空题 The president devoted his {{U}}energies{{/U}} to {{U}}update{{/U}} the curricula, {{U}}making{{/U}} the education offered at Washington College as meaningful and usual {{U}}as possible{{/U}}. A. energies B. update C. making D. as possible
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【正确答案】 1、B应改为updating。    
【答案解析】[解析] devote…to中的to是介词。