关于DCOR研究的内容以下哪些是正确的（） A.总治疗人群中的全因死亡率，两治疗组间

发布时间：2018-04-27 11:44 │ 来源：www.tikuol.com

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关于DCOR研究的内容以下哪些是正确的（）

A.总治疗人群中的全因死亡率，两治疗组间无显著性差异

B.年龄≥65岁患者中，司维拉姆组的全因死亡率显著下降23%

C.在治疗≥2年的患者中，死亡率开始出现有利于司维拉姆的治疗差异

D.司维拉姆治疗患者的住院率有下降趋势，在年轻患者更为显著

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B．粒细胞破坏和消耗过多

C．粒细胞释放障碍

D．粒细胞分布异常

E．造血干细胞缺陷

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完形填空。

     It is interesting to visit another country, but there are sometimes problems when we don't know the  1
very well. It may be  2 to talk with the people there. We may not know how to use the telephone in the
country we are visiting. We may not know how to buy the  3 we need. In a  4 country we might not know
where to eat or what to order in a  5 . It is not easy to decide how  6 to tip (给小费) waiters or taxi drivers.
When we need help, we might not know how to ask for help. It is not pleasant to have an experience  7 that.
  8 a short time, however, we learn what to do and what to  9 .We learn to enjoy life in another country, and
then we may be  10 to leave.

( )1. A. people
( )2. A. easy
( )3. A. things
( )4. A. strange
( )5. A. school
( )6. A. often
( )7. A. as
( )8. A. Before
( )9. A. speak
( )10. A. sorry

B. country
B. difficult
B. shopping
B. known
B. shop
B. many
B. for
B. After
B. talk
B. glad

C. language
C. happy
C. something
C. native
C. restaurant
C. soon
C. like
C. For
C. tell
C. worried

D. words
D. tired
D. anything
D. new
D. hospital
D. much
D. with
D. In
D. say
D. interested

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下列有关物质的化学式、名称、俗名完全正确的是[ ]

A．NaOH、氢氧化钠、纯碱

B．NaCl、氯化钠、食盐

C．CCl₄、甲烷、沼气

D．Na₂CO₃、碳酸钠、火碱

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给发动机冷却系统加压，使冷却液在冷却系中加速循环流动的部件是

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B．补偿水桶

C．水泵

D．节温器

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