题干

阅读下列材料,结合所学知识回答问题:

材料一:  马克思预言:“自然科学正在准备一次新的革命。蒸汽大王在前一世纪中翻转了整个世界,现在它的统治已到末日,另外一个更大得无比的革命力量……将取而代之。”           ——威廉•李卜克内西《回忆马克思、恩格斯》

材料二:  近代产业革命开始于蒸汽机的发明和广泛使用。一些工业发展的城市和工矿区人口密集、物流量大,煤的燃烧量急剧增加,大气污染的环境问题不断发生。如1873、1880、1882、1891、1892年,英国伦敦多次发生可怕的有毒烟雾事件。           ——刘少康编著《环境与环境保护导论》

上一题 下一题 0.0难度 选择题 更新时间:2019-02-13 10:36:47

答案(点此获取答案解析)

同类题2

任务型阅读

    Do you have the experience of digging out your suitcase, deciding what to bring and being afraid that you've forgotten something?____ Hope they can transform the way you pack.

    Keep a Basket Handy

    Do you wait until the last minute to pack? Keep a basket in your bedroom, living room, or bath room that you can use to throw in items you'll need to pack as you come across them.____Besides, you can just put the contents of the basket into your suitcase if you are in a hurry to leave for the airport.

Buy Wrinkle-free Clothing

    You won't need to worry about carefully packing your items of clothing if they're made from wrinkle-free materials.____You'll still look fresh and bright when you are in them at your destination.

    Keep Old Packing Lists

    Chances are that you end up taking trips that require you to pack similar items. Keep old packing lists from former vacations to the beach, ski resort, and city—that way, you'll always have a list of at least the basics.____So you don't need to waste your effort to remember where you left your hand-written packing lists.

    Schedule a Packing Time

    Time can slip away from you before a trip-you may be caught up at work, at home, or be occupied with other responsibilities of daily life.____ That way, you will not need to do your packing frantically (狂乱地) from the last minute to 1 o'clock on the day you leave.

A. This makes you less likely to forget the stuff.

B. The best way to do this is to save them on your computer.

C. Buy necessary stuff when you arrive.

D. Determine a night well in advance of departure to pack.

E. That's why I've distilled (提炼) the art of packing down to some essential tips.

F. Just ball them up or put them at the bottom of the suitcase.

G. Rolling your clothes is the best way to save space for the suitcase.

同类题3

将质量相同的苹果肉分别放在浓度不同的密闭容器中,1h后测定的吸收量和的释放量,结果如下表,由此得出的判断不正确的是(   )
变化量
相对浓度(%)
0
1
2
3
5
7
10
15
20
25
吸收量(mol)
0
0.1
0.2
0.3
0.35
0.46
0.6
0.7
0.8
1
释放量(mol)
l
0.8
0.6
0.5
0.4
0.5
0.6
0.7
0.8
l