【单选题】Which of the following statements is not true for an inquiry?
A.
The sender must be the potential buyer.
B.
It is not a necessary step to conclude a contract.
C.
It is an invitation to offer.
D.
Neither the sender nor the recipient of an inquiry is bound.
【单选题】An inquiry sent to a supplier whom you have not previously dealt with is
【单选题】Which of the following statements is not true for an inquiry?
A.
Either the sender or the recipient of an inquiry is not bound.
B.
It is an invitation to offer.
C.
It is not a necessary step to conclude a contract.
D.
The sender must be the potential buyer.
【判断题】结点的带权路径长度=该结点的权*从树根到该结点的路径长度
【单选题】因特网是众多计算机网络的互联系统。下列哪个选项是这一系统从地域角度的分类?
【单选题】以下选项中,( )不是从技术上讲的计算机安全的三大特征:
【单选题】Which of the following statements is not true for an inquiry?
A.
It is an invitation to offer.
B.
Neither the sender nor the recipient of an inquiry is bound.
C.
It is not a necessary step to conclude a contract.
D.
The sender must be the potential buyer.
【简答题】建设生态文明,是关系人民福祉、关乎民族未来的长远大计。面对资源约束趋紧、环境污染严重、生态系统退化的严峻形势,必须树立尊重自然、顺应自然、保护自然的生态文明理念,把生态文明建设放在突出地位,融入经济建设、政治建设、文化建设、社会建设各方面和全过程,努力建设美丽中国,实现中华民族永续发展。 从辩证唯物论角度说明,为什么要树立尊重自然、顺应自然、保护自然的生态文明理念?