当市场逐渐成熟时，行业未来仍然有发展前途时，可以选择的市场进入战略类型是（）。
A．强化营销
B．一体化营销
C.多元化经营
D．集中性营销
参考答案：B
国产非标准设备
下列各句中均有一处错误，请指出并改正。
1. I’d like to go warm somewhere.
2. I hope you to provide her with some information about the vacation.
3. The room needs to be enough big for all the students.
4. Please let us to know if it’s best to go there by train.
5. It’s too hot. Would you mind to open the window?
