体育教师的工作特点是()
A.以身体练习为基本手段
B.与训练竞赛相结合
C.脑力与体力相结合
D.形式灵活
参考答案:C
解析:脑力与体力相结合是体育老师的突出工作特点。
— Do you feel like________there or shall we take a bus?
— I'd like to walk, but since there isn't much time left, I'd rather we________a taxi.[ ]
A. to walk; take
B. walking; took
C. to walk; took
D. walking; take
机械加工工时,采用划线找正定位的方法是为了获得零件的()精度。
A、尺寸
B、位置
C、形状
D、表面粗糙度