五人制足球球门横梁下沿距地面高度为（）
A.1.80米
B.2.00米
C.2.44米
D.3.05米
参考答案：B
在等边三角形、平行四边形、等腰梯形、矩形、正五边形、圆这6个图形中，既是中心对称又是轴对称图形的有（ ）个． [ ]
A．1
B．2
C．3
D．4
— How do you find the town you visited yesterday?
— The town has changed out of all ______ in the past 20 years, a completely new one in front of me.
A．realization
B．description
C．expression
D．recognition
