2010年职称英语《理工类B级》考点精粹四(22)

词汇：

enzyme/5enzaIm/n.酶 electrode/I5lektrEJd/n.电极platinum/5plAtinEm/n.铂，白金 membrane/5membrein/n.膜，薄膜
electron/I5lektrRn/n.电子 oxidize/5Cksi7daiz/v.氧化degrade/di5reid/v.降解 glucose/5lu:kEus/n.葡萄糖
polymer/5pClimE/n.聚合物 biodegradable/7baiEudi5reidEbl/adj.能进行生物降解的
microenvironment n.微环境 embed/im5bed/v.埋置，插入
proton/5prEutCn/n.质子

试题

1. According to the first paragraph，when can we share our sweet drinks with our cell phones?

A When enzymes can be commonly found in living ceils.
B When the technology of producing a new type of fuel cell appears.
C When the technology of a new type of fuel cell is suitable for mass production.
D When the technology of mass producing cell phones appears.