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【单选题】
抛物线 的焦点坐标为（ ）A.
B.
（1，0）
C.
（0，－ ）
D.
（－ ，0）
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【单选题】All behavior can be seen to lie on a continuum with normal, or what might be called ( ).
A.
effect psycholgical function
B.
effective psychological function
C.
effective psychology functioning
D.
effective psychological functioning
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