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【单选题】
在四种类型的超敏反应中，I型超敏反应因为在再次接触抗原后发生速度最快，所以又称为（）。A.
速发型超敏反应
B.
细胞毒型超敏反应
C.
免疫复合物型超敏反应
D.
迟发型超敏反应
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举一反三
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【多选题】标准误越大，则表示此次抽样得到的样本频率：_______
A.
抽样误差越大
B.
率的标准误越大
C.
系统误差越大
D.
可靠程度越高
E.
可比性越差
F.
代表性越好
【简答题】When we read books we seem to enter a new world. This new world can be similar to the one we are living in, or it can be very . Some stories are told they were true. Real people who live in a world do...
【多选题】标准误越大，则表示此次抽样得到的样本频率：_______
A.
抽样误差越大
B.
抽样误差越大
C.
系统误差越大
D.
可靠程度越高
E.
可比性越差
F.
代表性越好
【单选题】It is thought that one billion people in the world,_____ is half the world’s workers, earn their living by farming.
A.
if
B.
that
C.
which
D.
what
【单选题】关于出卖人交付标的物的说法正确的是( )[2018年真题]
A.
约定交付期间的，出卖人可以在该期绝接收的多交交部分标的物
B.
买受人代为保管其拒绝接收的多交交部分标的物，出卖人可拒绝负担保管费用
C.
出卖人应当按照通常的包装方式交付标的物
D.
合同未约定检验期间的，买受人可以在任何时间检验标的物
【单选题】The experts also ________ smokers with non-smokers, on different indicators of their commitment to conduct.
A.
undermined
B.
contrasted
C.
abnadoned
D.
withdrawed
【简答题】When we read books we seem to enter a new world. This new world can be similar to the one we are living in, or it can be very 1 . Some stories are told 2 they were true. Real people who live in a n...
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