Although the fire death rate has declined, the United States______.
A. still has the worst fire death rate in the world
B. is still alert to the fire problem
C. is still training a large number of safety experts
D. is still confronted with the serious fire problem
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According to the passage, around the Year 1900 most women married______.
A. at about twenty-five
B. in their early fifties
C. as soon as possible after they were fifteen
D. at any age from fifteen to forty-five
People enjoy listening to music, ______.
A. though they are receiving a lot of decibels of sound
B. because it does not have any negative effect
C. because they don't have to tolerate the noise around that
D. although it is sometimes unpleasant to hear strange sounds
The word "colossal" in Line 2 most likely means______.
A. giant
B. orbiting
C. nuclear-powered
D. spinning
下面程序段的输出结果是 class Test{ public static void main(String args[]){ MyThread t=new MyThread()； t．displayOutput("t has been created))； t．start()； } } class MyThread extends Thread{ public void displayOutput(String s){ System．out．println(s)； } public void run(){ displayOutput(t is running．")； } }
A. t has been created．
B. t has been created． t is running．
C. t is running．
D. 编译出错
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