皮皮学，免费搜题
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【单选题】
区分急性白血病的细胞类型，临床上首选的细胞化学染色是A.
MPO染色
B.
NAP染色
C.
α-NAE染色
D.
铁染色
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】The main theme of the talk is about
A.
noise-control technology.
B.
noise in factories.
C.
noise-control regulations.
D.
noise-related effects.
【单选题】Last night on my way home I saw an old lady driving a BMW car at __________I thought was a dangerous speed.
A.
that
B.
which
C.
what
D.
how
【单选题】Not until midnight ______.
A.
did the noise stop
B.
the noise stopped
C.
the noise did stop
D.
stopped the noise
【单选题】I saw the beautiful garden _________ owner was an old man.
A.
whose
B.
its
C.
who
D.
that
【简答题】It must have rained in the night for when l woke up the next morning I saw the grass wet． B)昨晚可能下了雨，因为我早晨醒来时发现草地是湿的。 C)昨晚可能下雨了，因为我被叫醒时发现草地是湿的。 D)昨晚肯定下雨了，因为我早晨醒来时发现草地是湿的。
【单选题】I saw _____ baby lying on the bed. [ ]
A.
an 11 months old
B.
an 11-month-old
C.
a 11-months-old
D.
a 11-month-old
【单选题】When the Fourier spectrum of noise is constant, the noise is called ( )
A.
Rayleigh Noise
B.
white noise
C.
Exponential Noise
D.
Salt-and-Pepper Noise
【简答题】A．Noise-control technology. B．Noise in factories. C．Noise-control regulations. D．Noise-related effects.
【单选题】This morning I saw an old friend of mine in the street by ______.
A.
event
B.
accident
C.
affair
D.
matter
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