pH=6.0的醋酸溶液Ac-分布系数δ0 =0.052。( )
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解释从地面物体到天体的所有运动和现象,牛顿要用统一的力学原因。()
A. 对
B. 错
She could not speak, but hatred and ______ burned in her eyes as she stared at him fiercely.
A. disguise
B. disgust
C. distress
D. depress
The little girl is eating a caterpillars (毛毛虫). How______ it looks!
A. disgusting
B. lovely
C. wonderful
D. exciting
A _______ is a figure of speech which makes a comparison between two unlike elements that is often introduced by like or as.
A. simile
B. metaphor
C. personification
D. euphemism