2010年“两会”期间，代表委员们使用了一种“石头纸”，其原料是最常见的方解石，经碾压、磨碎、拉伸等工序制成，生产中不用木头、不加水、不用强碱强酸。预计“石头纸”将被广泛使用，实现书写阅读也“低碳”。_刷题宝

题干

2010年“两会”期间，代表委员们使用了一种“石头纸”，其原料

是最常见的方解石，
经碾压、磨碎、拉伸等工序制成，生产中不用木头、不加水、不用强碱强酸。预计“石头纸”
将被广泛使用，实现书写阅读也“低碳”。这表明

①生产决定消费的方式           ②生产创造更强的购买力
③生产决定消费的对象           ④生产为消费创造动力

A：①②③

B：①②④

C：②③④

D：①③④

上一题下一题 0.0难度选择题更新时间:2014-10-17 11:03:24

答案(点此获取答案解析）

D

同类题1

如图，在△ABC中，点D、E分别在边AB、AC上，如果DE∥BC，且∠DCE=∠B，那么下列说法中，错误的是（）

同类题2

合理的饮食有利于青少年的健康成长．下列饮食习惯中科学合理的是（）

同类题3

阅读下列短文，从每小题所给的A、B、C、D四个选项中选出最佳选项。

Look at the girl. Her name is Lucy. And this lovely girl is her twin sister Lily.1parents are both （两者都）teachers. They work hard.

Lucy and Lily2at No.4 Middle School. They go to school3Monday to Friday. They have no classes on Saturdays and Sundays. They have breakfast at 6:30. They go to school at 7:00. Classes

4at eight. They have four5in the morning and three in the afternoon. They have6at 12: 15. At 3:50,they have sports.

Lucy and Lily study Chinese, math, English, geography, physics, history and other lessons. Lucy's favorite7is music,8it's relaxing. Lily likes science best. She thinks it's difficult 9interesting.

Their parents like reading. They often read books at home. Their parents are strict(严厉地)with them, but sometimes they are very kind and friendly to their children. Lucy and Lily love their10 very much.

同类题4

到1956年底，我国基本上完成了对农业、手工业和资本主义工商业的社会主义改造。这标志着（）

同类题5

物体的内能是指（）

小学学科试题库

初中学科试题库

高中学科试题库