單項選擇題
1. class MyThread implements Runnable {
2. public void run() {
3. System.out.print("go ");
4. }
5.
6. public static void main(String [] args) {
7. // insert code here
8. t.start();
9. }
10. }
和如下四句:
Thread t = new MyThread();
MyThread t = new MyThread();
Thread t = new Thread(new Thread());
Thread t = new Thread(new MyThread());
分別插入到第5行,有幾個可以通過編譯?()