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【单选题】
茎髓入药的是( )。A.
通脱木
B.
细柱五加
C.
两者都是
D.
两者都不是
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【简答题】Textbook Page 56 Activity 4 Role-play: Speaking Student A You are the assistant manager of a software export company in Shenzhen. Now you are discussing with Mr. Gray, a businessman from U.S.A. who’s ...
【多选题】电子商务的发展主要经历了哪几个阶段?
A.
基于电子数据交换的电子商务
B.
基于互联网的电子商务
C.
基于3G、4G、5G的移动电子商务
D.
基于新兴技术的智慧电子商务
【判断题】The active voice is usually used when the equipment has performed an action.
A.
正确
B.
错误
【简答题】Page 1 in textbook 5-5 Describe how online purchasing has changed the business-to-business marketing process and discuss the advantages and disadvantages of electronic purchasing.
【判断题】The meaning of a sentence remains the same when it is changed from the active voice to the passive voice.
A.
正确
B.
错误
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