【单选题】【消耗次数:1】
与人的正常视觉有密切关系的维生素是(  )
维生素A
维生素B1
维生素C
维生素D
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相关题目
【单选题】 下列哪种维生素是脂溶性维生素
①  维生素C
②  维生素B2
③  维生素B6
④  维生素B1
⑤  维生素E
【判断题】 维生素A是水溶性维生素,维生素B2是脂溶性维生素。
①  正确
②  错误
【多选题】 以下维生素中,属于水溶性维生素的是?
①  烟酸
②  维生素B1
③  维生素E
④  视黄醇
【判断题】 维生素E 属于水溶性维生素
①  正确
②  错误
【判断题】 维生素分为水溶性维生素和脂溶性维生素两大类。
①  正确
②  错误
【单选题】 维生素包括:水溶性维生素A和C,脂溶性维生素B、D、E、K。
① 
② 
【单选题】 维生素A的RDA表示( )。
①  所需维生素A的最少数量
②  在某种食物中维生素A的含量
③  维生素A的需要最佳估计
④  可被利用的维生素A的量
【单选题】 有利于钙吸收的维生素是维生素( )。
①  A
②  B
③  C
④  D
【单选题】 水溶性维生素主要包括
①  维生素A,D
②  B族维生素,维生素C
③  维生素C,E
④  B族维生素,维生素K
【判断题】 儿童、青少年尤应补充的维生素是维生素A。
①  正确
②  错误
随机题目
【单选题】 —How do you feel about your family life? — .
①  Good. It’s a good choice to work there.
②  Not bad. I think it is a good choice to be a full-time mother.
③  Not bad. I have visited their family a lot of times.
【单选题】 —Linda, what’s wrong with your grandmother?— .
①  She is not retired
②  She hurt her leg.
③  She got a new house.
④  she is tired.
【单选题】 Due to the increasing aging population in China, demand the caregivers will continue to rise.
①  with
②  of
③  for
④  and
【单选题】 Young people ______ 62% of University teaching staff.
①  comprise
②  compose
③  contain
【单选题】 —Our son has picked up some bad habits recently, and I am really worried about it.— .
①  Yes, they have some bad habits.
②  Cheer up. I believe he will overcome it.
③  Well, he like drawing.
【单选题】 — As we all know, the invention of the Internet was a great breakthrough in human history. ___________?— Yes, of course.
①  What is your opinion
②  Do you know the reason
③  Do you think so
④  what do you think?
【单选题】 The caregivers hope the elderly people will soon.(考点:recover)
①  regain
②  restore
③  recover
④  refeel
【单选题】 —Do you have much experience with caring for babies?— .
①  Yes, I do. I am responsible, loving, warm girl, and often take care of kids in my free time.
②  No, you are freshmen. You should work hard.
③  Yes, they are. They are very cute.
【单选题】 —Linda, what’s wrong with your grandmother?— .
①  She is not retired
②  She hurt her leg.
③  She got a new house.
④  She got a new book.
【单选题】 The better the elderly people are known, they are.
①  the happier
②  the happy
③  so happy
④  very happy