下列选项中都属于我国古代化学工艺成就的是_刷题宝

题干

下列选项中都属于我国古代化学工艺成就的是（）

A：制火药、制青铜器、发明指南针

B：制青铜器、印刷术、造纸

C：冶炼钢铁、烧瓷器、制火药

D：印刷术、烧瓷器、冶炼钢铁

上一题下一题 0.0难度选择题更新时间:2019-04-16 05:51:48

答案(点此获取答案解析）

C

同类题1

补全对话。

A：Hi, Tom. ____

B：Yes, very much. Last week, I went to Mount Tai with some friends.

A：Really? ____

B：It was great．We had a good time there．

A：____

B：Yes, it is．It's one of the most popular places there.

A：____

B：It's about 1,500 metres high. It took us five hours to get to the top．

A：I see. ____

B：Of course. We got up earlier. It was a wonderful experience for me．

A．Did you see the sunrise there?

B．How did you like it?

C．Where did you get to the top?

D．How high is it?

E．Do you like mountain climbing?

F．What's the highest mountain in the world?

G．Mount Tai is in Shandong Province, isn't it?

同类题2

过抛物线y²=2px（p＞0）焦点的直线l与抛物线交于A、B两点，以AB为直径的圆的方程为（x﹣3）²+（y﹣2）²=16，则p=（）

同类题3

The company was willing to provide us with what we needed, _____ made us excited.

同类题4

2015年10月9日，中泰高铁出现新进展，预计将于年内开工。建成后可经老挝与中国境内铁路相连，直通中国云南省。右图示意中泰铁路路线。据此回答下列问题。

同类题5

下列各句中，标点符号使用正确的一句是（）

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