下列说法错误的是（ ）
A．两直线平行，同旁内角互补
B．垂直的两条线段不一定相交
C．直角都相等
D．直线外一点到这条直线的垂线段，叫做点到直线的距离
A、两直线平行，同旁内角互补正确，故本选项错误；
B、垂直的两条线段不一定相交正确，故本选项错误；
C、直角都相等正确，故本选项错误；
D、应为直线外一点到这条直线的垂线段的长度，叫做点到直线的距离，故本选项正确．
故选D．
| 根据对话内容，从方框内选择合适的句子补全对话。(有两项多余) | |
B: I have no idea. What's your plan? A: I don't know, either. Let me have a look at today's evening paper for something special. (Reading the evening paper.) A: Great! Purple Rain Storm is giving a performance at the People's Theater tomorrow evening. B: Purple Rain Storm? (2)________ A: It's a pop group formed by three girls. They are said to be very good. I want to go to see them. (3)________ B: I'd like to. How much is the ticket? A: Eighty yuan. B: (4)________ A: 7:30. B: OK. (5)________ A: Good! See you then. 1._____ 2._____ 3._____ 4._____ 5._____ |