一路灯距地面的高度为h，身高为l的人以速度v匀速直线行走，如图所示．对人的头顶的影子的运动情况的看法，正确的是（　　）

将下列的数字从小到大的顺序排列。

A、seven    B、nine     C、eight     D、ten

____

A: What can I do for you?
B:____
A: For your daughter ?Look , the shoes are really nice . Do you like them ？
B: Yes . But I'm afraid my daughter doesn't like the color . ____ 
A: Sure . There are different kinds of shoes over there . What color does she like ?
B: ____ And black is her favorite .
A: What size does she need?
B: Size 9. Let me see . Um ,this pair of shoes must fit her .____ 
A: They are not expensive ,only 199 yuan .
B: That would be fine .____ Here is the money .Thanks very much.
A: You're welcome.

A.I'll take them. B.Can you go to other shops? C.I feel sorry about it. D.May I have a look at other shoes? E.How much are they? F.I'd like a pair of shoes for my daughter. G.She likes white and black.

A地提出，将针对新兴产业构建生产线服务体系，并加大对生产线服务业的政策支持，放宽市场准入，凡法律未明令进入的生产线服务领域全部向外资、民间资本开放。此举
①将进一步巩固和发展公有制经济，提高经济发展水平 
②为非公有制经济发展拓展了市场空间 
③有利于进一步完善我国社会主义市场经济体制 
④会促使多种所有制经济在国民经济中平等发展