下列程序段的输出结果是( )。 String MyStr="Hello,"; MyStr=MyStr+"World!"; Sysmm.out.println(MyStr);
A. Hello，World!
B. Hello,
C. World!
D. 该程序段有语法错误
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Which of the following statements about the man is NOT true
A. He was once an actor.
B. He was once a stage technician.
C. He was once a teacher.
D. He was once a film director.
It is ______ of you to walk down the street alone at midnight.
A. efficient
B. proud
C. bold
D. greedy
Based on the passage, how many of one hundred and twenty American couples of the beat generation practiced cohabitation
About 20 couples.
B. About 30 couples.
C. About 60 couples.
D. About 40 couples.
It can be inferred from the latest survey that ______.
A. hospital teaching across the country is similar
B. each hospital has at least one part-time teacher
C. all hospitals surveyed offer education to children
D. one-fourth of the hospitals have part-time teachers
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