℃至32℃,该范围可简写为( )。РA.28℃±2℃ B.28℃±4℃ C.30℃±2℃ D.30℃±4℃Р70、撰写数据分析报告时,如何用图正确的展现数据,需要考虑的问题中,不包括( )。РA. 绘图选用的数据源是否正确 B. 度量以及标记是否合适РC. 图的形式是否会误导消费者 D. 图的形式是否独特新颖Р71、(71) is a desktop or notebook puting device.РA. puter B. puterРC. puter D. puterРputer (72) is used to temporarily store data.РA. CPU B. memory C. Keyboard D. diskР73、(73) acts as an interface puter hardware and users.РA. Operating system B. Application software C. USB D. MODEMР74、Operations (74) is a document that describes in detail the processes that users operate the software.РA. Paper B. Book C. Menu D. ManualР75、(75) enables users to search, access, and download information from .РA. E-Mail B. OA C. WWW D. AIР答案:Р单项选择题Р1-10:BCDР11-20:DDCAD BР21-30:CADAA ADDBAР31-40:DBABC BDCACР41-DAC DCCBAР51-60: ACDDCР61-70:A CDDCDР71-75:ABADC
全文预览
