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单项选择题
A. DO WHILE,FOR和SCAN
B. DO WHILE ,FOR 和 LOOP
C. FOR,SCAN和LOOP
D. DO CASE 和 DO WHILE
单项选择题
A.CREATE STRUCTUR
B.LIST STRUCTUR
C.MODIFY STRUCTUR
D.DISPLAY STRUCTUR
单项选择题
A.MODIFY STRUCTURE
B.COPY STRUCTURE
C.APPEND
D.INSERT BLANK
单项选择题
A.MODIFY STRUCTURE
B.LIST STRUCTURE
C.LIST
D.COPY TO STRUCTURE
单项选择题
A.0<=X<=100
B.X>=0 and X<=100
C.X>=0 and <=100
D.X>=0 or X<=100