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【多选题】
下列说法正确的有()A.
B2C电子商务模式是企业通过互联网直接向个人消费者销售产品和提供服务的经营方式，是消费者广泛接触的一类电子商务，也是互联网上最早创立的电子商务模式
B.
我国C2C模式的网站主要是由个人消费者主导
C.
水平型综合B2B网站将上游的供应商与下游销售商聚集在一起
D.
C2C电子商务模式的本质是网上拍卖
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皮皮学刷刷变学霸
举一反三
【单选题】We wouldn’t have had to be in such a hurry if we had known the meeting .
A.
was to put off
B.
was to be put off
C.
put off
D.
had put off
【单选题】We are all for your proposal that the discussion
A.
be put off.
B.
was put off
C.
should put off
D.
is to put off
【简答题】As Mr. Henry did not come. we had to put off (sign) ______ the contract.
【单选题】.Because of the heavy sandstorm, we had to put off the visit until tomorrow to the exhibition of painting _____in the nearby city.
A.
to hold
B.
held
C.
holding
D.
being held
【单选题】There a lack of money, we had to put off building this special school.
A.
was
B.
is
C.
be
D.
being
【简答题】宗气的生理功能主要有为_____、_____和_____三个方面。
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