【判断题】【消耗次数：1】
1641年，满清入关。
①
正确
②
错误
参考答案：
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相关题目
【单选题】
关于Ⅰ型错误和Ⅱ型错误，说法不正确的是
①
欲减小犯Ⅰ型错误的概率，可取较小的α
②
欲减小犯Ⅱ型错误的概率，可取较小的β
③
欲减小犯Ⅱ型错误的概率，可取较大的α
④
增大样本含量，可同时避免犯这两型错误
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儿童化脓性骨髓炎的脓肿不易进入关节腔的原因是
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儿童的关节对化脓性炎症的抵抗力强
②
关节囊对关节腔具有保护作用
③
脓肿容易局限和吸收
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脓肿容易向软组织溃烂
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骺板的屏障作用
随机题目
【单选题】
The number of people invited ____fifty, but a number of them _____absent.
①
were; was
②
was ; was
③
were
④
were; were
【单选题】
The box is _____what I saw in the shop.
①
same as
②
the same like
③
the same that
④
the same as
【单选题】
In the past he often made his sister___, but now he is often made __by his sister.
①
to cry; to cry
②
cry
③
to cry; cry
④
cry; to cry