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【单选题】
对免疫球蛋白说法正确的是A.
IgG含量最少
B.
IgA可以通过胎盘
C.
IgM是初次应答首先产生的抗体
D.
IgD含量最多
E.
IgE分子量最大
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举一反三
【单选题】Which of the following is not the reason that made Lady Catherine blame Lizzy?
A.
Lizzy and Mr Darcy loved each other so much.
B.
Lizzy might have made Mr Darcy forget his family responsibility.
C.
Lizzy's family failed to match Mr Darcy's.
D.
Mr Darcy was engaged with her daughter.
【简答题】网络监听的原理是什么?
【单选题】黑客经常使用网络监听工具来寻找攻击目标，以下关于网络监听的工作原理描述正确的是（）。
A.
网络监听不能捕获到发往路由器的数据包
B.
网络监听其实是将本地网卡设置为混杂模式，以接受所有流经该网卡的数据包
C.
网络监听是一种主动攻击行为，攻击机器会主动发送数据包
D.
网络监听不能捕获到不完整的或错误的数据包
【简答题】电路由电源、负载、连接导线和（ ）等组成。
【单选题】What did Mr Bennet do when Mrs Bennet forced him to make Lizzy marry Collins?
A.
He obeyed Mrs Bennet and forced Lizzy to marry Collins
B.
He did not care about Lizzy's marriage.
C.
He persuade Lizzy to listen to her mother.
D.
He supported Lizzy's choice.
【单选题】A firm is operating at 90 percent of capacity. This information is primarily needed to project which one of the following account values when compiling pro forma statements?
A.
sales
B.
costs of goods sole
C.
fixed assets
D.
accounts receivable
【简答题】网络监听技术的原理是什么?
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