【简答题】计算: (1)205×17= (2)36×201= (3)502÷48= (4)483÷23=
【简答题】计算:21×3.14+62×3.14+17×3.14=______;199×201=______.
【单选题】( )游戏阶段,也称机能性游戏阶段或感觉运动游戏阶段,这是游戏发展的第一阶段和最初形式。
【简答题】计算下列各题,能简便的要简便. ①0.25×4.78×4 ②65×201 ③17×23-23×7.
【单选题】If the shipment date in the L/C is “on or about July 17th,201 8 ”,then the goods can be shipped from( ).
A.
July 7th to July 27th,201 8
B.
July 8 th to July 20 nd ,201 8
C.
July 13th to July 21st,201 8
D.
July 8th to July 26th,201 8
【简答题】以下选项中合法的表达式是 ______ A. 0<=x<100 B. i=j==0 C. (char)(65+3) D. x+1=x+1
【判断题】练习性游戏阶段 (0-2岁) 也称为机能性游戏阶段或感觉运动游戏阶段 。
【单选题】若投资者现在购买债券并持至到期日,衡量他平均收益率的指标是