25Homework in American schools is often minimal ________ the children have plenty of time to watch television.(1.0分)1.0 分 A、 such that B、 so that C、 that D、 because
参考答案:
设备的维护按照工作量大小和难易程度,一般分为( )。
设备的维护按照工作量大小和难易程度,一般分为( )。选择一项:A. 日常保养、一级保养、二级保养 B. 一级保养、二级保养、三级保养C. 一级保养、二级保养、三