public class TestOne { public static void main (String[] args) throws Exception { Thread.sleep(3000); System.out.println(”sleep”); } } What is the result?()
A. Compilation fails.
B. An exception is thrown at runtime.
C. The code executes normally and prints “sleep”.
D. The code executes normally, but nothing is printed.
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两船对遇采取转向避让,转舵时机最迟应在()。
A. 相距4倍船长以外
B. 相距两船长度之和以外
C. 相距三船横距之和以外
D. 相距两船纵距之和以外
最早用于治疗全身性感染的人工合成的抗菌药是:()
A. 素啶嗪
B. 诺氟沙星
C. 磺胺类
D. 甲氧苄啶