公共危机演变的各个阶段中,持续时间最短的时期是()。
A.公共危机潜伏期
B.公共危机突发期
C.公共危机持续期
D.公共危机解决期
参考答案:B
— There is milk and cream. Do you have a( n)___?
— No, I think either is OK for me.
[ ]
A. intention
B. choice
C. preference
D. impression
108700≈______万42350203600≈______亿5008100吨≈______万吨
1978360020元≈______亿元2308000米≈______万米
88050054米≈______亿米1800500米≈______千米.