下列描述中,哪一项不发生在异相睡眠期()
A.眼球快速运动
B.脑内蛋白质合成加快
C.生长素分泌明显升高
D.有利于建立新的突触联系
E.脑电图呈现去同步化快波
参考答案:C
请根据图片将句子补充完整。
1. Look, my mother has many colourful _____________ .
2. Whose _____________ are they? They are mine.
3. There are so many _____________ in the old house.
4. I like _____________ very much.
5. Peter has _____________ , _____________ and _____________ for breakfast.
下列各项中不属于研究与实验发展(R&D)的是()。
A.基础研究
B.应用研究
C.实验发展
D.科技服务