题目内容
同一个Java程序内，若定义了多个类，最多只能有一个类声明为public。
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_________是对事物的抽象，而_________是对对象的抽象和归纳。
Fill in the blanks with the words given below. Change the form where necessary. Each word can be used only once.unprecedentedendeavorpatrioticpursuitinhibitprestigedeviatebypassdedicationnominateHe knows that the ________ of social status can consume vast amounts of his time and effort.
Fill in the blanks with the words given below. Change the form where necessary. Each word can be used only once.unprecedentedendeavorpatrioticpursuitinhibitprestigedeviatebypassdedicationnominateOne can only work for a limited period of time, but there is no limit to serving the people with _________.
Fill in the blanks with the words given below. Change the form where necessary. Each word can be used only once.unprecedentedendeavorpatrioticpursuitinhibitprestigedeviatebypassdedicationnominateCurrently we are facing important opportunities for development, but we are also facing ____________difficulties and challenges.
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