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【多选题】
有关合同履行中的抗辩权的表述，正确的有( )A.
合同履行中的抗辩权只发生于双务合同中
B.
合同履行中的抗辩权是合同效力的表现
C.
合同履行中的抗辩权是一时的抗辩权
D.
抗辩权的原因消失后，债务人应履行其债务
E.
合同履行中的抗辩权包括同时履行抗辩权，先履行抗辩权和不安抗辩权三种
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皮皮学刷刷变学霸
举一反三
【单选题】During virtual reality operations, the surgeon can have a better view of the cuts in the body because ________.
A.
he is looking at the cuts on a computer screen
B.
the cuts can be examined from different angles
C.
the cuts have been highly magnified
D.
he is wearing 3-D glasses
【单选题】A surgeon who has worked 40 hours in a row without sleep ______.
A.
can still provide quality medical care
B.
will remain alert because he is used to it
C.
may ignore the potential risk of insufficient sleep
D.
should be fired if he continues the medical operation
【简答题】接种室应配备哪些仪器或设备?
【单选题】We can infer from Mary's story that ______ .
A.
the surgeon offered someone else's medicine to Mary by mistake
B.
teenagers are vulnerable to drug abusing due to their curiosity
C.
the prescription drugs abusing will develop faster in the future
D.
parents play a positive role in preventing children's drug abusing
【单选题】255.224可能代表的是()。A. 一个B类网络号B. 一个C类网络中的广播C. 一个具有子网的网
A.
255.255.255.224可能代表的是()。 A. 一个B类网络号
B.
一个C类网络中的广播
C.
一个具有子网的网络掩码
D.
以上都不是
【单选题】The article says that a surgeon can triumph when he ______.
A.
performs a successful operation
B.
triumphs over the body
C.
removes a cancer
D.
cuts out that which is life-destroying
【单选题】255.224 可能代表的是
A.
一个 C 类网络地址
B.
一个 C 类网络中的广播地址
C.
一个 C 类网络的子网掩码
D.
此子网中可分配给主机的 IP 地址有 30 个
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