洗澡用具包括()
A.长柄海绵
B.肥皂手套
C.防滑地胶
D.双环毛巾
E.洗澡椅
参考答案:B, C, D, E
企业级的绩效考核周期一般为()。
A.年度考评
B.季度考评
C.月度考评
D.每日考评
Though it was late _____Mr Keller went on with his work. [ ]
A. but
B. and
C. so
D. /