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【单选题】
化脓性脑膜炎的脑脊液特点描述正确的是A.
外观透亮
B.
可找到抗酸杆菌
C.
蛋白质明显增加
D.
细胞计数以淋巴细胞为主
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反馈参考答案：
举一反三
【多选题】Which of the following statement about the request letter for an appointment is/are true?
A.
It is OK as long as the four elements of “who”, “when”, “where”, and “what” are made clear.
B.
The courteous issue is not important for such a letter.
C.
The schedule should be flexible and negotiable.
D.
sometimes you should anticipate how long the meeting may last.
E.
Sometimes you should anticipate who or what organization will cover the travel and accommodation expenses.
【简答题】Task 3 Listen to Andy’s report on the release plan of the new hair care product. Decide whether the statements are true (T) or false (F) according to what you hear. ( ) 1. The newly released shampoo s...
【简答题】开关电源的基本电路包括两部分：一是（1），指从交流电源输入到直流电源输出的全过程，主要完成功率转换任务；二是（2），其作用时：一方面从输出端取样，改变其频率或脉宽，达到稳定输出，另一方面，提供控制电路对整机进行各种保护措施。
【简答题】What transport documents are capable of providing banks with security? (1)( ) One of document of title is a negotiable B/L. (2)( ) Another document of title is a negotiable multimodal transport docu...
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