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【多选题】
关于1gG的特性,下列哪些是正确的A.
唯一能通过胎盘的抗体
B.
介导ADCC作用
C.
引起Ⅱ、Ⅲ型反应
D.
有4个亚类
E.
是再次免疫应答产生的主要抗体
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皮皮学刷刷变学霸
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【单选题】In the past week, we have trained those people ________ task is to assess practice in the workplace.
A.
whom
B.
that
C.
which
D.
whose
【单选题】Choose the best answer. In the past week, we have trained those people ____ task is to assess practice in the workplace. (2014-12真题)
A.
whom
B.
that
C.
which
D.
whose
【单选题】（2014.12） 23. In the past week, we have trained those people ________ task is to assess practice in the workplace.
A.
whom
B.
that
C.
which
D.
whose
【单选题】In the past week, we have trained those people__________task is to assess practice in the workplace. (2014-12)
A.
whom
B.
that
C.
which
D.
whose
【简答题】“昔我往矣,杨柳依依。今我来思,( )”是《诗经·小雅·采薇》一首中的诗句。
【单选题】In the past week, we have trained those people task is to assess practice in the workplace.
A.
whom
B.
that
C.
which
D.
whose
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