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【多选题】
下列关于油脂的说法正确的是（ ）A.
羧酸与醇生成的酯就是油脂
B.
液态油催化加氢后可以生成固态脂肪
C.
天然油脂都是单甘油酯
D.
植物油兼有酯类和烯烃的性质
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【单选题】5-3.Where does the first dialogue in the movie The Sound of Music take place?
A.
In a corridor in the Abbey
B.
In the Von Trapp home
C.
Outside of the Abbey
D.
Outdoors on the street
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