public class enclosingone （    public class insideone{}   ）   public class inertest（   public static void main （stringargs）（   enclosingone eo= new enclosingone （）；    //insert code here  ）  ）   Which statement at line 7 constructs an instance of the inner class？（） A:  InsideOnew ei= eo.new InsideOn（）； B:  Eo.InsideOne ei = eo.new InsideOne（）； C:  InsideOne ei = EnclosingOne.new InsideOne（）； D:  EnclosingOne.InsideOne ei = eo.new InsideOne（）；

The original name of New York is . A: New Hampshire B: New Amsterdam C: New Jersey D: New England

New York used to be known as _____? A: New Hampshire B: New Jersey C: New Netherlands D: New England

College is a totally new experience of trying new things , getting new knowledge and making new friends.

新建一个流对象，下列（ ）选项的代码是错误的。 A: new BufferedWriter(new FileWriter("a.txt")); B: new BufferedReader(new FileInputStream("a.dat")); C: new DataOutputStream(new FileOutputStream("a.txt")); D: new ObjectInputStream(new FileInputStream("a.dat"));

There is _________in today's newspaper. A: new anything B: new something C: anything new D: something new

​要读一个较大的文件，下列创建对象的方法中哪个是最合适的？（ ）‍ A: new FileInputStream(“myfile.dat”); B: new InputStreamReader(new FileInputStream(“myfile.dat”)); C: new BufferedReader(new InputStreamReader(new FileInputStream(“myfile.dat”); D: new RandomAccessFile raf=new RandomAccessFile(new File(“myfile.dat”,”rw”));

实例化对象正确的是( )。 A: A a = new A(); B: A a = new A(1); C: A a = new A; D: A a = new A(1,2);

新建一个流对象，下列（ ）选项的代码是错误的。 A: new BufferedWriter(new FileWriter("a.txt")); B: new BufferedReader(new FileInputStream("a.dat")); C: new DataOutputStream(new FileOutputStream("a.txt")); D: new ObjectInputStream(new FileInputStream("a.dat"));

下列哪个选项定义了带有缓存的文件字节输入流 A: BufferedInputStream bis = new BufferedInputStream(new FileInputStream(...)); B: BufferedOutputStream bos = new BufferedOutputStream(new FileInputStream(...)); C: FileInputStream fis = new FileInputStream(new BufferedInputStream(...)); D: FileOutputStream fis = new FileOutputStream(new BufferedOutputStream(...));