Roger病缺
玉米缺锌易发生()病,苹果缺锌易发生()病。
点击查看答案
易并发脑血栓()A、室间隔缺损B、房间隔缺损C、Roger病D、法洛四联症E、卵圆孔未闭
克山病可能是缺哪种元素()。A、缺铁B、缺硒C、缺维生素CD、缺维生素BE、缺锌
单选题Roger: Come in. Oh, hello Charles, it’s you. How are you? Charles: I’m fine, thanks.______ Roger: Sure, yes. What can I do for you?A Are you busy now, Roger?B Would you like to go for a picnic tomorrow?C Have you got a minute, Roger?D Have you got time to go to the pub tonight?
填空题苹果缺()易引起果实苦痘病。缺()元素易引起小叶病。缺铁元素易引起()病。
单选题克山病可能是缺哪种元素()A 缺铁B 缺硒C 缺维生素CD 缺维生素BE 缺锌