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【单选题】
统计学检验的无效假设应是A.
H0：π1=π2=π3=π4=π5
B.
H0：π1≠π2≠π3≠π4≠π5
C.
H0：P1=P2=P3=P4=P5
D.
H0：P1=P2=P3=P4＞P5
E.
H0：π1=π2≠π3=π4=π5
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举一反三
【简答题】Much ______ our regret, we find it intolerable to comply ______ your request.
【单选题】We are confident that you will find _____ ready market for the item ______ your end.
A.
/; at
B.
a; by
C.
a; at
D.
some; by
【简答题】网络营销的内容主要包括哪些方面?
【单选题】—can we find your brother at weekends? — On the football field。
A.
When
B.
Which
C.
Why
D.
Where
【单选题】— Where did you find your lost pen? — It was in the park ____ we visited that day ____ I found it. [ ]
A.
what; that
B.
which; that
C.
where; that
D.
when; that
【单选题】患者女，50岁，患乳腺癌，准备接受手术治疗。因女儿突然生病，该患者放弃治疗要求出院照顾女儿。该患者出现了哪种角色适应不良
A.
角色行为缺如
B.
角色行为强化
C.
角色行为消退
D.
角色行为冲突
E.
角色行为异常
【单选题】________we would like to close the business with you,we find your bid unacceptable.
A.
much
B.
however much
C.
much as
D.
despite
【单选题】______WE WOULD LIKE TO CLOSE THE BUSINESS WITH YOU,WE FIND YOUR BID UNACCEPTABLE.
A.
MUCH
B.
HOWEVER MUCH
C.
MUCH AS
D.
DESPITE
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