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【单选题】
为革兰阳性的细菌是A.
脑膜炎奈瑟菌
B.
淋病奈瑟菌
C.
肺炎链球菌
D.
大肠埃希菌
E.
变形杆菌
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皮皮学刷刷变学霸
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【简答题】需求差异定价法主要有哪几种形式?
【简答题】诗中说“青青子衿，悠悠我心”，青衿是古时学子的服装，“衿”指的是衣服上的哪一部分?
【单选题】听力原文：I doubt she can finish typing her research paper that is due tomorrow morning. Which of the following is closest in meaning to what you've just heard?
A.
I have no doubt that she will type her paper tomorrow.
B.
No one believes that she is a good typist.
C.
I didn't know she had so many pages to type tomorrow.
D.
It seems that she won't be able to complete her typing by tomorrow morning.
【单选题】_____ you didn't know was that I spent _____ little time I had with my family. [ ]
A.
That; that
B.
What; how
C.
What; what
D.
That; how
【单选题】I really wonder____ he has posted me many parcels_____ we didn't work together.
A.
how ,after
B.
why, when
C.
when, before
D.
why, since
【判断题】一般我们指的跨境电商是指广义的跨境电商，不仅包含B2B，还包括B2C部分，不仅包括跨境电商B2B中通过跨境交易平台实现线上成交的部分，还包括跨境电商B2B中通过互联网渠道线上进行交易撮合线下实现成交的部分。
A.
正确
B.
错误
【简答题】完形填空。 I've never been late for school, but yesterday I came very close. My alarm clock didn't 1 , and by the time l woke up, my father had already 2 into the bathroom and had to wait for him 3 . I had...
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