-How can we save fresh water in our daily life? -______ dishes with water running． A．With washing B．By washing C．Without D．By not washing
读“我国西部内陆两地景观示意图”，完成下面试题。 甲地以井为中心在草原上形成沙地，其原因可能是
— Must I finish the project now? —No, you_____. You_____do it this evening. A. mustn’t; can B. needn’t; must C. needn’t; may
A terrible earthquake broke out in Yushu, Xinjiang several days ago,_______ we stopped any entertainment on April 21, 2010 A. in that case B. in which case C.in case D. in no case
晶晶的爸爸从国外带回来一个电饭锅．电饭锅上标着“110V 1000W”。则该电饭锅正常工作1min，消耗的电能是:A．6×104J;
已知则满足条件的点所形成区域的面积为（ ） A． B．3 C． D．
固定在竖直平面内的光滑圆弧轨道ABCD，其A点与圆心等高，D点为轨道的最高点，DB为竖直线，AC为水平线，AE为水平面，如图所示。今使小球自A点正上方
The new students meet the first time at the beginning of the term. So they don’t know each other . A. in …good B. at … very C. with … much D. for … well
的绝对值为 ．
