要建立一个学生成绩的随机文件，如下定义了学生的记录类型，由学号、姓名、三门课程成绩(百分制)组成，下列程序段正确的是
A. Type stud1 no As Integer name As String score (1 To 3) As Single End Type
B. Type stud1 no As Integer name As String * 10 score () As Single End Type
C. Type stud1 no As Integer name As String * 10 score (1 To 3) As Single End Type
D. Type stud1 no As Integer name As String score (1 To 3) As Single End Type
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应利用企业自身优势，开展多元化经营，避免或降低外部威胁的打击，分散风险，寻找新的发展机会的企业，所以SWOT分析图中的位置，是()。
A. 1点
B. 2点
C. 3点
D. 4点
Was it a he or a she(Paragraph 2) may be replaced by
A. Who did it.
B. Who was the person who wrote it.
C. Did he or she write it.
D. Was it written by a man or a women.
How was the window broken this time？
A. The children kicked the ball at home.
B. The woman played volleyball at home.
C. There was a big wind just now.
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