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【判断题】
电力系统稳定分为静态稳定与动态稳定。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】Nerve signals may travel through nerve or muscle fibers at speeds as high as two hundred miles per hour.
A.
rates
B.
impacts
C.
ratios
D.
pulses
【单选题】Blood doping increases the capacity for oxygen delivery by
A.
enlarging muscle fibers.
B.
increasing blood flow.
C.
raising hemoglobin count.
D.
an athlete's mind active.
【单选题】we all think this little girl of _____ is really lovely and pretty.
A.
her
B.
she
C.
hers
D.
her's
【单选题】We all think it a historic task China a great, powerful and modern socialist country by the end of this century.
A.
make
B.
built
C.
to build
D.
to make
【单选题】We all think this little girl of________ is really lovely and pretty.
A.
her
B.
she
C.
hers
D.
her' s
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