题目

如图所示的弹簧测力计的示数是_____N 答案：【答案】1.0【解析】由图示弹簧测力计可知，其分度值为0.1N，示数1.0N，She ____ the USA when she was a college student. [     ]A. tour            B. touredC. is going to tour    D. tours