独具慧眼。（对的打“&radi

独具慧眼。（对的打“√”，错的打“×”）1o'{;B;Q+_'i2B;T4L

1．圆锥只有1条高。请选择√×,C2B-K,d.\2J,c1o'{;B;Q+_'i2B;T4L

2．圆锥的底面是一个椭圆。请选择×√6S+Z3F9r1o'{;B;Q+_'i2B;T4L

3．圆锥有无数条高。请选择×√'_5n5@9`)O6q1o'{;B;Q+_'i2B;T4L

4．圆锥的侧面是一个扇形。请选择√×:^,{5y0a3j1o'{;B;Q+_'i2B;T4L

5．圆锥的顶点与底面圆心的连线垂直于底面半径。请选择√×0I7B4c,h)p3n0E/y:k0S1o'{;B;Q+_'i2B;T4L