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【单选题】
表示生物样品测定方法准确度的是( )
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B.
定量限
C.
精密度
D.
回收率
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【简答题】学校准备从甲、乙两位选手中选择一位选手代表学校参加所在地区的汉字听写大赛,学校对两位选手从表达能力、阅读理解、综合素质和汉字听写四个方面做了测试,他们各自的成绩 ( 百分制 ) 如下表: 选手 表达能力 阅读理解 综 合素质 汉字听写 甲 85 78 85 73 乙 73 80 82 83 (1) 由表中成绩已算得甲的平均成绩为 80.25 ,请计算乙的平均成绩,从他们的这一成绩看,应选派谁; (...
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【单选题】The Hotel Al Arab, ______ the first and only 7－star hotel in the world, was designed in the shap
A.
28. The Hotel Al Arab, ______ the first and only 7-star hotel in the world, was designed in the shape of a sail of 321 meters. A．having been considered
B.
considering
C.
being considered
D.
considered
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【单选题】Jumpstart found its first recruits by advertising
A.
in newspapers.
B.
in magazines.
C.
on the internet.
查看完整题目与答案
【简答题】For the first time in Hong Kong’s history, an entertainer has been written into middle school textbooks. He is considered one of the best actors in Hong Kong. Yes, he is Chow Yun-fat. The example of h...
查看完整题目与答案
【简答题】What is the subject of Tim's first essay?
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【单选题】听力原文：The first train to Green Hill leaves at 6:28. There is a train every hour on the hour and every 28 minutes passed the hour. When does the next train leave?
A.
6:56.
B.
7:00.
C.
7:28.
D.
8:38.
查看完整题目与答案
【判断题】一个国家、一个民族的强盛,与文化兴盛无关。
A.
正确
B.
错误
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【简答题】阅读理解。 Friday January 28. 2011 China's world number seven Li Na became the first Chinese tennis player to reach a Grand Slam final at this year's Australian Open.'It was the first match easy or tough? ...
查看完整题目与答案
【单选题】When choosing between proposals, George first considers
A.
the experience of the directors.
B.
the need for the product or service.
C.
the financial background of the company.
查看完整题目与答案
【简答题】从某校参加2009年全国高中数赛预赛的450名同学中，随机抽取若干名同学，将他们的成绩制成频率分布表，下面给出了此表中部分数据． （1）根据表中已知数据，你认为在①、②、③处的数值分别为______，______，______． （2）补全在区间[70，140]上的频率分布直方图； （3）若成绩不低于110分的同学能参加决赛，那么可以估计该校大约有多少学生能参加决赛？ 分组 频数 频率 [70...
查看完整题目与答案
相关题目：
【简答题】学校准备从甲、乙两位选手中选择一位选手代表学校参加所在地区的汉字听写大赛,学校对两位选手从表达能力、阅读理解、综合素质和汉字听写四个方面做了测试,他们各自的成绩 ( 百分制 ) 如下表: 选手 表达能力 阅读理解 综 合素质 汉字听写 甲 85 78 85 73 乙 73 80 82 83 (1) 由表中成绩已算得甲的平均成绩为 80.25 ,请计算乙的平均成绩,从他们的这一成绩看,应选派谁; (...
查看完整题目与答案
【单选题】The Hotel Al Arab, ______ the first and only 7－star hotel in the world, was designed in the shap
A.
28. The Hotel Al Arab, ______ the first and only 7-star hotel in the world, was designed in the shape of a sail of 321 meters. A．having been considered
B.
considering
C.
being considered
D.
considered
查看完整题目与答案
【单选题】Jumpstart found its first recruits by advertising
A.
in newspapers.
B.
in magazines.
C.
on the internet.
查看完整题目与答案
【简答题】For the first time in Hong Kong’s history, an entertainer has been written into middle school textbooks. He is considered one of the best actors in Hong Kong. Yes, he is Chow Yun-fat. The example of h...
查看完整题目与答案
【简答题】What is the subject of Tim's first essay?
查看完整题目与答案
【单选题】听力原文：The first train to Green Hill leaves at 6:28. There is a train every hour on the hour and every 28 minutes passed the hour. When does the next train leave?
A.
6:56.
B.
7:00.
C.
7:28.
D.
8:38.
查看完整题目与答案
【判断题】一个国家、一个民族的强盛,与文化兴盛无关。
A.
正确
B.
错误
查看完整题目与答案
【简答题】阅读理解。 Friday January 28. 2011 China's world number seven Li Na became the first Chinese tennis player to reach a Grand Slam final at this year's Australian Open.'It was the first match easy or tough? ...
查看完整题目与答案
【单选题】When choosing between proposals, George first considers
A.
the experience of the directors.
B.
the need for the product or service.
C.
the financial background of the company.
查看完整题目与答案
【简答题】从某校参加2009年全国高中数赛预赛的450名同学中，随机抽取若干名同学，将他们的成绩制成频率分布表，下面给出了此表中部分数据． （1）根据表中已知数据，你认为在①、②、③处的数值分别为______，______，______． （2）补全在区间[70，140]上的频率分布直方图； （3）若成绩不低于110分的同学能参加决赛，那么可以估计该校大约有多少学生能参加决赛？ 分组 频数 频率 [70...
查看完整题目与答案
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