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【单选题】
以下几种颜色,哪个不是光的三原色?A.
红
B.
绿
C.
黄
D.
蓝
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参考解析：
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皮皮学刷刷变学霸
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【简答题】医药行业电子商务的主要特点是什么？
【简答题】给手机sim卡加密的密码叫做______码,给电脑硬盘加密的方式叫做_______,两者可以在最坏的情况下给数据一份保障。(字母小写)
【单选题】After the rich man heard the touching story, he _____ most of his money to charity. [ ]
A.
gave in
B.
gave off
C.
gave away
D.
gave out
【单选题】After the rich man heard the touching story, he________ most of his money to charity.
A.
give in
B.
give off
C.
give away
D.
give out
【简答题】支持交易后的电子商务系统的技术特点是什么?
【单选题】—Jack used to give most of his money to people in trouble. How do you like him? —Some thinks he might be kind of _______. But more people are grateful to him.
A.
silly
B.
unhappy
C.
afraid
D.
frustrating
【单选题】Most of the students ___ boys. Most of his money ___ spent on books.
A.
are; is
B.
is; is
C.
are; are
D.
is; are
【简答题】P109翻译
【简答题】支持交易中的电子商务系统的技术特点是什么?
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