证券市场的稳定与否同市场的投资者结构密切相关。( )
参考答案：对
解析： 熟悉基金的作用。
粘膜表面麻醉首选（）
A.0.25%～0.5%普鲁卡因
B.3%～5%普鲁卡因
C.1%～2%丁卡因
D.1%～2%利多卡因
E.0.125%布比卡因
— What's wrong with Sam?
— He eats ______ food, so he is ______ fat.[ ]
A. much too, too much
B. too much, much too
C. much too, too many
D. too much, many too
