已知一次函数y=x+2与y=-2+ x，下面说法正确的是[ ] A.两直线交于点

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问题选择题

已知一次函数y=x+2与y=-2+ x，下面说法正确的是[ ]

A.两直线交于点(1，0)

B.两直线之间的距离为4个单位

C.两直线与x轴的夹角都是30°

D.两条已知直线与直线y= x都平行

答案

答案：D

补全对话，情景问答

完成对话。

A : Hello ,Li Lei __1__ are you going ?

B: I'm going to the __2__ .We're going to help the farmers there. Would you like to __3__ with me?

A: Certainly.

B: OK. __4__ go.

A: What are you going to__5__ there?

B: We're going to__6__ apples.

A: Good. I'd like to do that.

B: Look,the students are__7__ there. They're__8__ apples.

A: Let's help__9__.

B: __10__ right.

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