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【简答题】
如果x 1 ，x 2 是方程x 2 -3x+1=0的两个根，那么 1 x 1 + 1 x 2 的值等于______．
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举一反三
【简答题】A hurricane could also ____________________ the ecological damage onshore.
【单选题】The word 'blizzard' in paragraph 12 could be best replaced by
A.
snow storm.
B.
hurricane.
C.
mist.
D.
fog.
【单选题】It was in the evening ___________the hurricane struck the area.
A.
while
B.
that
C.
as
D.
until
【单选题】.患儿女,6岁。诊断“喉头异物”入院。查体:面色青紫,呼吸费力,伴明显的三凹征。其呼吸类型属于
A.
深度呼吸
B.
潮氏呼吸
C.
吸气性呼吸困难
D.
呼气性呼吸困难
E.
混合性呼吸困难
【单选题】Which hurricane attacked the United States three weeks after Hurricane Katrina?
A.
Hurricane Pascagoula.
B.
Hurricane Biloxi.
C.
Hurricane Rita.
D.
Hurricane Hiroshima.
【单选题】患儿女,6岁,诊断“喉头异物”入院,查体,面色青紫,呼吸费力,伴明显的三凹征,其呼吸类型属
A.
深度呼吸
B.
潮式呼吸
C.
吸气性呼吸困难
D.
呼气性呼吸困难
E.
混合性呼吸困难
【简答题】A.A hurricane killed eight people.B. Eight people died in a hurricane.
【单选题】The Hurricane 'The Hurricane,' with a running time of about two and one half hours is a powerful story about prejudice, racism and one man's will to survive. Lesra, played by Vicellous Reon Shannon, a...
A.
prejudice
B.
freedom
C.
racism
D.
man's will to survive
相关题目：
【单选题】It was in the evening ___________the hurricane struck the area.
A.
while
B.
that
C.
as
D.
until
参考解析：
知识点：
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