[单项选择]I would have paid () for my bike, if the salesman had insisted, because I really wanted it. A. as much again B. as much more C. twice as much D. much twice
参考答案:A 答案解析:
pay as much again“再多付一倍的钱”,若表达可数的概念应说as many again。
第3题: [单项选择]高原地区三大产热营养素蛋白质、脂肪、碳水化合物与总能量的百分比,下列哪项最合适()。 A. 12%~15%、25%~30%和55%~65%左右 B. 15%、25%和60%左右 C. 15%、30%和55%左右 D. 11%~13%、25%~30%和55%~65%左右 E. 12%~15%、20%~25%和60%~70%左右 参考答案:B 答案解析:我国建议低温条件下蛋白质、脂肪、糖水化合物的比例分别为为:13%~15%、35%~40%、45%~50%。由于高原的特殊性,建议高原合理膳食的组成应是:蛋白质、脂肪、碳水化合物分别占总能量的15%、2