【单选题】人体大脑神经组织获取能量的主要来源是( )。
【单选题】人体大脑神经组织获取能量的主要来源是( )。
【单选题】电台执照的有效期限一般为_____,有效期届满前_____重新申请核发。
【单选题】要为字符型变量a赋初值,下列语句中正确的是( )
【单选题】电台执照的有效期限一般为_____。(130982:第11章 电台日常管理与PSC/FSC检查) (A-0,B-0,C-0,D-0,错误-0)
【判断题】照相写实主义又被称作超级写实主义,是流行于70年代的一种艺术风格。
【单选题】听力原文:W: What do you use your computer for? M: At the moment, I'm preparing a presentation for a , but I must admit to playing s on it too from time to time! Q: What do we know for sure about...
A.
He is using his computer for work purposes.
B.
He often plays s on his computer.
C.
His computer makes his life easier.
D.
His cannot use a computer.
【单选题】要为字符型变量a赋初值,下列语句中()是正确的。
【单选题】()是人体的主要能量来源,也是人类获取能量的最经济、最主要的来源