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【单选题】
信用证的第一付款人是A.
进口商
B.
开证行
C.
议
D.
通知行
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】The ______ development of leisure agriculture should be established on the basis of ecology, economics and society.
A.
obtainable
B.
maintainable
C.
containable
D.
sustainable
【简答题】Divided by the organization levels, the ecology include molecular ecology, autoecology, ecology, ecology, ecology, ecology, global ecology.
【简答题】Divided by the organisms, ecology include ecology, ecology, and microorganism ecology.
【判断题】Population ecology, community ecology, ecosystem ecology, and landscape ecology all belong to research content of the classic ecology.
A.
正确
B.
错误
【单选题】Ecology can be divided into terrestrial ecology, fresh-water ecology and marine ecology.
A.
True
B.
False
【简答题】生态学(ecology)
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