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【简答题】
In the solidification of a metal, what is the difference between an embryo and a nucleus? What is the critical radius of a solidifying particle?
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皮皮学刷刷变学霸
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【简答题】—Would you like a bottle of mineral water? —__________
【单选题】The bottle is full _________water. Who has filled it _________water?
A.
of; with
B.
with; of
C.
with; with
D.
of; of