若看见闪电和听到雷声的时间间隔为10s,则立刻可推算出测者与雷暴的距离约为()。
A.300m
B.3000m
C.3300m
D.30000m
参考答案:C
The villagers had to ________ a date to start the project.[ ]
A. try on
B. put on
C. decide on
D. rely on
下列各项中,反应企业运营能力指标的有( )。
A.存货周转率
B.流动比率
C.应收账款周转率
D.速动比率