写出下列实验所需仪器的名称: (1)量取一定体积的液体需用 ___________;(2)在酒精灯上燃烧红磷需用 ___________; (3)燃烧镁带时需用 _____________ 夹持,在酒精灯上点燃后移到 __________ 上燃烧; (4)任意写出一种经磨砂处理过的玻璃仪器 ____________。 答案:(1)量筒,胶头滴管 (2分,1个1分) (2) 燃烧匙 (3) 坩埚钳 石棉网 (4) 集气瓶 或广口瓶 或细口瓶 或滴瓶 (答案合理即可) — Would you please give an example to show how useful a computer is? — Sure. __________ people get __________ information from it every day. A. The number of; a lot of B. A huge number of; plenty of C. Many a; a great deal of D. Lots of; a lot