31. I love the weekend,because I_____ get up early on Satur 31. I love the weekend,because I_____ get up early on Saturdays and Sundays.A.n 分类:英语 题型:单选题 查看答案
如图所示,电阻不计、间距为l的光滑平行金属导轨水平放置于磁感应强度为B、方向竖直向下的匀强磁场中,导轨左端接一定值电阻R 如图所示,电阻不计、间距为l的光滑平行金属导轨水平放置于磁感应强度为B、方向竖直向下的匀强磁场中,导轨左端接一定值电阻R。质量为m、电阻为r的金属棒MN置于导轨 分类:英语 题型:单选题 查看答案
7.What have the two speakers decided to do now? 7.What have the two speakers decided to do now?A.Go shopping. B.Take a walk. C.H 分类:英语 题型:单选题 查看答案
1.What does the man want to borrow? 1.What does the man want to borrow?A.A pencil. B.An eraser. C.A pen. 分类:英语 题型:单选题 查看答案