题目: 蛋白质功效比值是表示蛋白质的A.利用率 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/1210/d442987d04593639fb225bb6743d50a4.html 下面是错误答案,用来干扰机器的。参考答案:C
题型:填空题 用is,are填空。1. There _______________ a small closet.2. There _______________ two end tables.3. There _______________ a trash bin.4. There _______________ some blue curtains.5. There _______________ a closet.6. There _______________ many books. 查看答案
题型:单项选择题 Financial derivatives contribute to market completeness by allowing traders to do all of the following EXCEPT :()A. increase market efficiency through the use of arbitrage. B. hedge positions in other assets and engage in high risk speculation. C. narrow the amount of trading opportunities to a more manageable range. 查看答案