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【多选题】
给定java代码，如下： 要创建Shape类的子类Circle，以下代码正确的是（）。A.
A
B.
B
C.
C
D.
D
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举一反三
【简答题】Jo Baker
【单选题】How is a blended family formed?
A.
A blended family is formed by two single-parent families.
B.
A blended family is formed by a nuclear family and a grandparent．
C.
A blended family is formed by a nuclear family and grandparents．
D.
A blended family is formed by two fatherless families.
【单选题】Aids is formed by joining the initial letters of the phrase acquired immune deficiency syndrome, this type of word formation is called________ .
A.
clipping
B.
blending
C.
acronym
D.
back-formation
【简答题】A word formed by derivation is called a______, and a word formed by compounding is called a______.
【单选题】根据桩基工程勘探点间距的规定，对端承桩和摩擦桩的勘探点间距分别要求为
A.
15m、130m
B.
12∽24m、130m
C.
125m、20∽35m
D.
12∽24m、20∽35m
【简答题】 is formed by joining the initial letters of the phrase acquired immune deficiency syndrome, this tpye of word formation is called .
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