问题
单项选择题
膳食中长期缺乏新鲜蔬菜与水果,可导致缺乏的营养素是()()
A.蛋氨酸
B.牛磺酸
C.抗坏血酸
D.泛酸
E.烟酸
答案
参考答案:C
解析:维生素C的主要食物来源是新鲜蔬菜与水果。膳食中长期缺乏新鲜蔬菜与水果会导致维生素C缺乏。
膳食中长期缺乏新鲜蔬菜与水果,可导致缺乏的营养素是()()
A.蛋氨酸
B.牛磺酸
C.抗坏血酸
D.泛酸
E.烟酸
参考答案:C
解析:维生素C的主要食物来源是新鲜蔬菜与水果。膳食中长期缺乏新鲜蔬菜与水果会导致维生素C缺乏。
综合填空题。 | |
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My name is Tom. I come 1._____England. I'm 2._____old. I have big blue eyes and blond hair. I'm tall. 3._____shirt is white and my pants 4._____ black. Now I'm in 5._____Seven, Grade Six. Look! That boy 6._____ a yellow coat is my friend, Bill.He's from the U.S.A. He's twelve. He is strong. We are in 7._____same school, but we are in 8._____classes. Bill gives his photo to me. I give my photo to him, 9._____. We are good 10._____ . |