用七条直线最多可画出几个不重叠的三角形( )
A．10个
B．11个
C．12个
D．13个
参考答案：B
园路结构设计中应注意的问题？
________________ invited, I won’t go traveling with them because I’m busy these days..
A．Apart from
B．In spite of
C．Even if
D．Only if
