classOrderimplementsRunnable{publicvoidrun(){try{Thread.sleep(2000);}catch(Exceptione){}Sy

题目

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.inpre

B.prein

C.inprepost

D.preinpost

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