对于一个企业来说,客户至少存在以下潜在价值:()
A.竞争性的业务
B.行为的改变
C.客户满意度提高
D.客户增长
参考答案:A, B, D
A.90m
B.45m
C.30m
D.15m
—You look so tired. —Yes. The loud noise upstairs stopped me the whole night.
A.slept
B.to sleep
C.fell asleep
D.falling asleep