题干

中国古代有许多发明创造。下列不涉及化学变化的是( )

A:制作石器

B:烧制陶瓷

C:粮食酿酒

D:使用火药

上一题 下一题 0.0难度 选择题 更新时间:2019-05-15 10:03:04

答案(点此获取答案解析)

A

同类题1

假如让你乘上“时空穿梭机”,穿越时空隧道,就可以体验不同的历史时刻,见证各种历史事件的发生和发展。请你根据下列信息在空格中填写有关的历史史实。

(1)你来到公元前2世纪的汉朝,当时正是西汉前期,你听说被称为____ 族的北方少数民族威胁汉朝。汉武帝下诏后,公元前138年,____ 奉命率队第一次从____ 出发,出使西域,目的是借用西域____ 人的力量进行夹击,解除威胁。你跟随出使西域的团队出发后,历尽艰辛,来到了西域。以后又于____ 年第二次出使西域,受到了西域各国的接待。(2)汉朝的使者两次出使西域以后,内地与西域的联系日益密切。在这条新开辟的商路上,汉朝从内地向外输出的产品主要是精美的____ ,所以这条重要的商路叫“丝绸之路”。 在汉朝的都城,你还听说当时已经有以成都为起点的“____ 丝绸之路”和“____ 丝绸之路”,在汉朝时期也已初步形成。
(3)公元57年,日本列岛南部的倭奴国派使臣来到洛阳,与东汉王朝“通好”。东汉政府派你参与接待了来使。作为东汉政府大臣的你,亲眼看到了东汉皇帝____ 赠给来使“____ ”金印一枚。这枚金印作为无价之宝,现在日本的博物馆里妥善保存,被作为中日友好交往历史的见证物。(4)公元97年,正在西域的东汉官员____ 派部属甘英出使大秦。甘英虽没有到达大秦,但扩大了中国人的视野。166年,一批大秦人从海路来到中国。他们以大秦____ 王朝皇帝的名义向东汉皇帝赠送象牙、犀牛角等礼品。该事实说明东汉时代中国与欧洲已有直接交往。

同类题4

根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

    Trust has been considered as the basis of any relationship, including friendship. No relationship can last long with a lack of trust. Not many of your friends will have real faith in you as you would like to believe. ____ Sometimes, it takes years, even a complete lifetime, to trust someone. However, how do we know if our friends have faith in us?

    ____ With whom will you share things that you don't want everyone to know? It would be with a close friend, whom you trust as much as you trust yourself.

    Whom do you look up to for advice when you need it the most? It has to be either your parents or your friends. ________ This is a shining example of trust. You only seek advice from people you hold in high regard and find dependable. The friends who trust you will never forget to include you in the important decisions of their life.

    Arguments and heated discussions are a part of every relationship, and this is also true for friendship. ____ While some people find it difficult to forgive and forget, your friends will never have problems moving on. It is because they trust you and believe that you will never cause any pain to them on purpose.

    There are times in life when you find yourself a lonely soldier. ____ Your friends will never let you down and will strongly stand for you when you need encouragement. You can determine that they trust you and believe in your beliefs if they side with you when you need them the most.

A. People can be extraordinarily jealous sometimes.

B. You know they will never pass on a wrong suggestion.

C. In fact, winning trust is, by far, the most challenging aspect of relationships.

D. Two people can't have the same reactions to a situation and different opinions do exist.

E. No matter how close you are to your friends, you can't take that comfort level for granted.

F.If your friends share their secrets, there's a good possibility that they have much faith in you.

G. However, people fortunate to have been blessed with true friends are never alone in any battle.