【判断题】When diners wanted to put down their chopsticks during a meal, they would place them lengthways on a chopstick holder.
【简答题】A) One would have curly hair if they ate too much stale bread. B) One would go to prison if they put a stamp on upside down. C) One would have to shave their head to remove a bat in their hair. D) One...
【单选题】The workers will go on strike if the demands they put forward are turned down. [ ]
【单选题】It seem s that many people have _________ periods of stress, with more physical and mental vigor than they had before.
【简答题】下列关于一体机的特点,错误的是A. 是介于笔记本和台 式电脑中间的一种 电脑 B. 所谓一体机,就是 所有部件都集中在 主板上的设计 C. 一般没有单独的机箱,把主板、CPU、显卡、内存、硬 盘等都集成在显示 器上面 D. 由于不会经常移动,它不必过分追 求轻薄而可以采用 一些性能更强的台 式机的配件
【单选题】下列关于包合物的叙述错误的是
A.
包合技术系指一种分子被包嵌于另一种分子的空穴结构内,形成包合物的技术
B.
包合物能否形成及其是否稳定,主要取决于主分子和客分子的立体结构和二者的极性
E.
包合物能否形成,主要取决于主体-客体分子的几何因素