鱼鳞病是缺乏()
A.维生素B1
B.维生素A
C.维生素E
D.维生素C
E.维生素P
参考答案:C
解析:脚气病是缺乏维生素B1引起的;鱼鳞病是缺乏维生素E引起的。
用所给短语的适当形式填空(可重复使用)。
go on, hang up, ring up, pick up
1. He told me not to . He'wanted to take my message.
2. Why have you stopped? with your work !
3. How many people have _ while I've been out?
4. She her bag,and left the room in a hurry.
5. When you've finished those questions, _ to Page 40.
物业管理是一种( )的管理。
A.企业化
B.人性化
C.辅助型
D.引导型