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attached paid 1inked app1ied
-∞＜χ2＜+∞ 0≤χ2≤+∞ χ2≤1 -∞≤χ2≤0 χ2≥1
worry about worried worries worries about
set out set up bring about bring up
χ12 =χ22 χ12 ＞χ22 χ12 ＜χ22 χ12 比χ22准确 χ22 比χ12准确
hope, to be hope, be wish, be wish, to be
Giving the opportunity highly intelligent whatever wish
So my parents do Nor my parents do Nor do my parents So do my parents
for which that in which when
set out bring about set up bring up
When necessary If so If possible So what
-∞<χ2<+∞ -∞<χ2<0 0χ2<+∞ -1<χ2<1 χ2≤1
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