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【多选题】
原始凭证按其来源不同分类,可以分为( )A.
外来原始凭证
B.
自制原始凭证
C.
一次凭证
D.
累计凭证
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【简答题】( )是城市轨道交通系统中最普通的一种车站,供上、下列车之用,功能比较单一。
【单选题】On January 1, the CEO of a company that manufactures innovative electronics equipment engaged a well-known motivational speaker to address his employees at the company’s annual retreat on March 1, for...
A.
(A) The CEO, because his purpose in contracting the motivational speaker has been frustrated.
B.
(B) The CEO, because the doctrine of impracticality excuses his performance under the contract.
C.
(C) The speaker, because the impossibility is only temporary and he is willing to perform.
D.
(D) The speaker, because the epidemic and quarantine were not foreseeable.
【简答题】(volunteer) The company planned to set up a _____ organization aiming to promote knowledge of food safety.
【单选题】The company planned to build computer models that can track the weather, and then to ___________ weather warnings on its website.
A.
put on
B.
put up
C.
put off
D.
put out
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