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【单选题】
下列四组移出断面图中,哪一组是正确的?A.
B.
C.
D.
D
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反馈参考答案：
举一反三
【简答题】用饿猫逃出笼箱的著名实验，解释试误学习现象的心理学家是（）
【单选题】According to the passage, which of the following is not true about Dr. Byron?
A.
She's the mother of two children.
B.
She writes for a newspaper.
C.
She was commissioned to release the report.
D.
She is an expert in childcare.
【单选题】She's the dean of the university's business school.
A.
the head of a college or school of a university
B.
an outstanding professor at a university
C.
the director of a teaching or research group at a university
【单选题】'she'd despise me. She's the coolest girl in school.And everyone worships her because she's heaven'is said by ().
A.
Santa
C.
his Mom C、his Dad
D.
the C、onductor
【单选题】欲配制pH为3左右的缓冲溶液,应选下列何种酸及其共轭碱
A.
HAc(pKa=4.76)
B.
HCOOH(pKa=3.74)
C.
H2CO3(pKa=6.37)
D.
CHCl2COOH(pKa=1.30)
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