单项选择题

下列哪种情况半衰期稳定（    ）

A．零级动力学消除时
B．一级动力学消除时
C．年龄增大
D．药物相互作用
E．肝衰竭
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多项选择题
Metaphor is used in ________.A、To be allowed, no, invited, into the private lives of strangers, and to share their joys and fears, was a chance to exchange the Southern bitter wormwood for a cup of mead withB、eowulf or a hot cup of tea and milk with Oliver Twist.B、“It is a far, far better thing that I do, than I have ever done …”C、Part of the problem is that women in America are much more brainwashed and content with their roles as second-class citizens than blacks ever werE.D、I have done the work -- … while man reaped the rewards, which is almost invariably the lot of women in politics.
A.A、To
B.
B、“It
C.
D、I
单项选择题
根据实物测绘机床电气设备控制原理图时，同一电器的各元件()。
A.要画在1处
B.要画在2处
C.要画在3处
D.根据需要画在多处
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