【判断题】钙拮抗剂长期用药一般不引起水钠潴留,不明显影响糖、脂质代谢.
【单选题】8位颜色深度的彩色图像,可以表示的彩色数目为______。
【单选题】8位颜色深度的彩色图,可以表示的彩色数目为__________。
【简答题】A.she can save much money. B.Because she wants to take her son to the U.S. C.Because she thinks the air ticket to the USA is nothing. D.Because her son does not mind the high admission fee.