"Feel out of sorts", as it is used in the second paragraph, could best be replaced by_____

现有：classTestA{publicvoidstart（）{System.out.println（"TestA"）；}}publicclassTestB

现有两个文件:packageX;publicclassX{publicstaticvoiddoX(){System.out.print("doX")

classMyThreadimplementsRunnable{2.publicvoidrun(){3.System.out.print("go");4.}

现有:classPencil{publicvoidwrite(Stringcontent){System.out.println("Write" +cont

现有:classCat{Cat(intc){System.out.print("cat"+c+"");}}classSubCatexte

现有:classCat{Cat(intc){System.out.print{"cat"+c+"");}}classSubCatexte