系统软件和应用软件的相互关系是（ ）。A．前者以后者为基础 B．后者以前者为基础 发布时间：2018-01-17 18:19 │ 来源：www.tikuol.com 题型：单项选择题 问题： 系统软件和应用软件的相互关系是（ ）。A．前者以后者为基础 B．后者以前者为基础 C．相互没有关系 D．相互支持
题型：单项选择题 根据表格，选择正确答案。Name Personal Information Fei Junlong ·Born in 1965 in Jiangsu, China ·An astronaut (宇航员) ·Traveled in Shenzhou VI in outer space with Nie Haisheng from October 12th to October 17th , 2005 Yao Ming ·Born in Shanghai in 1980 ·The son of two great basketball players ·Joined the Houston Rockets in November, 2002 Zhou Jielun ·Born in 1979 in Taiwan, China ·A popular singer ·Favorite music: Hip-Hop Alfred Nobel (1833-1896) ·Born in Sweden ·A scientist ·Known as the Nobel Prizes Helen Keller (1880-1968) ·Not able to see or hear ·Worked hard and became one of the famous women writers in America ·Wrote a lot, such as The Story of My Life 1．Fei Junlong and Nie Haisheng traveled in outer space for days. [ ]A．two B．five C．seven D．nine 2．Yao Ming's parents were great players before. [ ]A．basketball B．football C．volleyball D．tennis 3．The was born in 1833. [ ]A．player B．singer C．scientist D．astronaut 4．The Story of My Life is the name of a . [ ]A．sportB．songC．prize D．book 5．Which of the following is true? [ ]A．Yao Ming joined the Houston Rockets in October, 2002. B．Zhou Jielun is from Shanghai, China. C．Alfred Nobel was famous for the Nobel Prizes. D．Helen Keller could see and hear. 查看答案
题型：单项选择题 下列关于餐区绿化描述正确的是哪项？（）A.餐区绿化可在餐厅墙角、自助餐台两边及餐厅进出口处布置B.餐区绿化摆放以美观为原则。C.餐厅隔离槽绿化的放置是为了起到美化作用。D.隔离槽需摆放于餐厅出入口。 查看答案
题型：单项选择题 个别同学有龋齿，龋齿形成是由于（ ）A．牙齿缺钙，易损坏B．口腔中的微生物分解牙缝中的食物残渣产生有机酸，它会损坏牙齿C．刷牙太勤，牙膏中的化学物质对牙有害D．贪吃对牙的磨损过度 查看答案