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【单选题】
下列程序段输出结果为: int x= 1 , y= 12 ; System.out.printf(“%d”,y*x++);A.
12
B.
20
C.
Java没有printf
D.
24
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举一反三
【单选题】X62W 万能铣床主轴电机控制线路中采用了 SB3 、 SB4 两个按钮的常闭触点串联,这种控制方式是 。
A.
两地起动
B.
两地停止
C.
顺序起动
D.
顺序停止
【单选题】听力原文：M: What do you like to do in your spare time? W: I like all kinds of sports, but most of time, I swim with my friends. What is the woman's favorite sport?
A.
Sports.
B.
Swimming.
C.
Tennis.
【单选题】W: We had fun at the party, didn't we? M: Yes, it was nice to see our old friends again. What do the man and the woman mean?
A.
They enjoyed the party.
B.
Their friends seemed rather old.
C.
They met some funny people at the party.
D.
They didn't meet their friends.
【单选题】W:We had fun at the party, didn't we? M:Yes, it was nice to see you old friends again. ()What do the man and the woman mean?
A.
They met some funny people at the party.
B.
They didn't meet their friends.
C.
They enjoyed the party.
D.
Their friends seemed rather old.
【简答题】何谓玻璃化转变温度?简述一种测量聚合物玻璃化转变温度的方法。
【简答题】根据句意及所给首字母提示完成句子。 1. —What w _____ you do if you wanted to make friends with a new student? —I'd introduce myself. 2. This cake looks d _____ from that one. 3. Don't be w_____ about me. I'm feeling be...
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