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classOrderimplementsRunnable{publicvoidrun(){try{Thread.sleep(2000);}catch(Exceptione)System.out.print("in");publicstaticvoidmain(String[]args){Threadt=newThread(newOrder());t.start();System.out.print("pre");try{t.join();}catch(Exceptione){}System.out.print("post");可产生哪两项结果?()
A.preinpost
B.prein
C.inpostpre
D.inprepost
E.prepostin

    A.sleep(2000);}catch(Exceptione)System.out.print("in");publicstaticvoidmain(String[]args){Threadt=newThread(newOrder());t.start();System.out.print("pre");try{t.join();}catch(Exceptione){}System.out.print("post");可产生哪两项结果?()
    A.preinpost
    B.prein
    C.inpostpre
    D.inprepost
    E.prepostin
【参考答案】

A, D

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