程序INPUT x
IF x>0 THEN y=2*x
ELSE
y=5*x﹣1
END IF
PRINT y
END
如图,是按照某种规律排列的多边形:
第20个图形是____边形,第41个图形的颜色是____色.
—I am really struck by your spoken English. You speak so fluently. Have you been abroad?
—Yes. I ______ in London for two years.
70÷8=____……____