When talking about humor, people often refer to famous humorists such as Samuel Langhorne Clemens, better known by the pen-name Mark Twain. Samuel Langhorne Clemens, America’s famous writer,
1个葡萄糖分子有氧呼吸释放能量为m，其中40%用于ADP转化为ATP，若1个高能磷酸键所含能量为n，则1个葡萄糖分子在有氧呼吸中产生ATP分子数为（ ）
如图所示，用细线将A物体悬挂在顶板上，B物体放在水平地面上。A、B间有一劲度系数为100 N/m的轻弹簧，此时弹簧伸长了2cm。已知A、B两物体的重力分别
Hoverboards are quite convient for people to carry or ride on the busy street, especially in college camps, more and more students choose to ride a hoverboard to class. So hoverboards
湛江人大常委会在全市范围内向各部门、各单位、各民主党派、专家学者和广大市民征集立法建议。这种做法（ ） ①有利于立法的民主化、规范化
我国已经对涉及安全、电磁兼容、环境保护要求的产品实施强制性产品认证制度，包括家用电器、汽车、照明设备、医疗器械等19大类132种产品将贴上3C
---Are all telephone numbers_______ in the directory? --- Yes, all ________ Jane’s. A. listed; including B. listed; included C. including; includes D. being listed; inc
细胞有丝分裂完成后，平均分配到两个子细胞的物质是（ ） A、线粒体DNA B、细胞核DNA C、核糖体RNA D、叶绿体DNA
