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搜题
【单选题】
引起中性粒细胞数量减少的疾病是（）A.
慢性粒细胞性白血病
B.
尿毒症
C.
肺吸虫病
D.
伤寒
E.
骨髓纤维化症
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Was it just a(n)______ that John and she had met at the market for three days running, or was he deliberately trying to seek her out?
A.
coincidence
B.
occasion
C.
incidence
D.
accident
【简答题】组合电路的特点是( )和( )
【单选题】(2009.12) John had never been abroad before, ________ he found the business trip very exciting.
A.
because
B.
though
C.
so
D.
while
【简答题】完形填空 John and Mary had a nice home and two lovely children, a boy and a girl. John had a good _ 1 _ and had just been asked to go on a business trip to another city and it was _ 2 _ that Mary needed a...
【单选题】如果价格上升10%能使买者总支出增加2%,则该商品的需求价格弹性
A.
缺乏弹性
B.
富有弹性
C.
具有单位弹性
D.
完全无弹性
E.
：A
F.
程度：中
G.
：单选题
H.
低档商品的收入弹性为
I.
等于零
J.
大于零 K. 小于零 L. 大于1
【简答题】组合电路的特点是（）；时序电路的特点是（）。
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