【判断题】商代甲骨文的自然数是十进位制,先秦的八卦学说是二进位制。( )
【多选题】下列对中国古代数学的描述中,正确的是( )。
A.
中国数学的萌芽期可追溯至4000多年前,战国时期已经有了“圆、方、平、直”等形状的概念
D.
西周贵族子弟要求学习“六艺”,其中就有“数”
E.
战国时期,九九乘法口诀开始成为士人的普遍知识,有了分数的概念
【单选题】The son wanted to take less money______put his parents to the trouble of fetching more.
【简答题】下列图形中,是中心对称图形但不是轴对称图形的是
【单选题】随着能源危机的出现,人们对设计中的过度商业化提出了批评,注重设计( )的呼声日高。
【多选题】陈嘉庚强调学校教育质量的优劣取决于( )和( )的水平
【单选题】计算机具有存储程序控制的功能,所以计算机能够( )
【简答题】阅读理解。 Ben's grandpa would retire after working for thirty-five years. Ben's parents were going to have a surprise party for him. Ben loved his granda and wanted to do something special for him. He rem...
【简答题】Listen to the recording of the text and decide whether the statements are true(T)or false(F). _____1. In the story, Jesse seemed to be living separately from his parents and his house seemed to be fur...