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问题 单项选择题

按采购主体进行分类，采购可以分为（）

A.长期合同采购和短期合同采购

B.有形采购和无形采购

C.国内采购和国外采购

D.政府采购、个人采购和企业采购

答案

参考答案：D

补全对话，情景问答
根据表格完成对话。
Amy's Timetable
get up 7: 00
go to school 8: 00
eat lunch 11: 50
go home 4: 50

Lucy's Timetable
get up 6: 50
go to school 7: 45
eat lunch 11: 50
go home 5: 00
                                                                                                 
Amy: When do you get up?
Lucy: At ____________. What ______________?
Amy: I get up ____________.
Lucy: When do you go to school?
Amy: At ____________.
Lucy: I go to school at ____________. When do you _______________?
Amy: At 11: 50. And you?
Lucy: At ____________, too.
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单项选择题

The Customs shall reply in writing within （） from the date of receipt of the application for the refund of the duty paid and notify the applicant of its decision.

A. one month

B. two months

C. three months

D. six months
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