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【单选题】
下列不是临床分子生物学实验室分析前质量控制内容的是A.
实验室严格分区
B.
定期进行仪器设备的功能检查、维护和校准
C.
所用试剂耗材的质量符合要求
D.
进行核酸提取的有效性评价
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反馈参考答案：
举一反三
【单选题】What did the writer think about his recorder when he found it left on the train? ______
A.
He wanted to send it to the old man as a report.
B.
He didn’t want to get it back because it was old and broken
C.
He thought that the old man liked the recorder very much and kept it for himself
【单选题】PTH对钙磷排泄的影响是
A.
增加肾小管对钙的重吸收，减少对磷的重吸收
B.
增加肾小管对磷的重吸收，减少对钙的重吸收
C.
增加肾小管对钙、磷的重吸收
D.
减少肾小管对钙、磷的重吸收
【简答题】简述请求转发与重定向的异同(至少写 3 点)
【简答题】Why did the writer send this thank-you card?
【简答题】已知e 1 ，e 2 是夹角为 π的两个单位向量，a＝e 1 －2e 2 ，b＝ke 1 ＋e 2 ，若a·b＝0，则k的值为________．
【简答题】动词填空：用括号内所给动词的适当形式填空，并将答案写在答题卡标有题号的横线处（本大题共8小题，每小题1分，共8分） 小题1:Many people like to add some sugar while (drink) black tea. 小题2:Mo Yan, a Chinese writer (honor) with the Nobel Prize last year. 小题3:— Wil...
【单选题】Did the writer send any cards to his friends?
A.
No, he doesn't
B.
Yes, he does
C.
Yes, he did
D.
No, he didn't.
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