【单选题】【消耗次数：1】
根据循证医学的证据水平, 系统病例分析属于（）级的证据
①
3
②
1
③
5
④
4
参考答案：
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相关题目
【单选题】
临床证据按可靠性分级，属于一级的是（）
①
所有RCT的系统评价或Meta分析，多中心的随机对照实验
②
单个的大样本 RCT
③
有对照组但未使用随机的研究
④
无对照的病例系列观察
⑤
个案报道、临床总结和专家意见
随机题目
【判断题】
阅读课文II. My first days in Beijing, 判断下列句子表述内容的正误:The writer (作者) had never been to Beijing before.
①
正确
②
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【判断题】
阅读课文II.Which Is Stronger? 判断下列句子表述内容的正误:At the beginning, the Wind thought himself very important and looked down on the Sun.
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正确
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【多选题】
This is the_________ motivating force behind the development of adult education.
①
main
②
major
③
many
④
much
【单选题】
_________ do you want to learn French? What is the reason?
①
When
②
Why
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What
④
Which
【单选题】
Many joggers feel that if they can succeed in jogging, they can succeed in_________ things as well.
①
other
②
the other
③
others
④
another
【单选题】
We passed a pool in which ducks were_________.
①
climbing
②
jogging
③
hiking
④
swimming
【判断题】
<img class=jc-formula data-tex=行列式\quad \begin{ vmatrix } a \begin{ matrix } b c \end{ matrix } \\ d \begin{ matrix } e f \end{ matrix } \\ a \begin{ matrix } b c \end{ matrix } \end{ vmatrix }=0 src=https://huaweicloudobs.ahjxjy.cn/C87E34DE6102091E6EA6E6BA2DE1A9FA.png style=vertical-align: middle;/>
①
正确
②
错误