Fire activity peaked during the Early to Mid-Holocene (~10 to 5 ka) period, which overlaps with the timing of agricultural practices in the Belan valley. The use of fire was persistent from Middle Paleolithic to Neolithic, which suggests a smooth transfer of knowledge from the earlier ...
The first time humans saw fire was probably when a tree was destroyed by lightning(闪电) .Humans soon learned how to make fire.They probably made the first fire by rubbing(摩擦) two sticks together.Fire was very important to humans. They needed to keep warm at night. They used fire to ...
50.Fire./The use of the fire 主旨大意题.本文通篇介绍了火的发现和作用,因此题目为Fire./The use of the fire.(火/火的用途)故答案为:Fire./The use of the fire. 火是许多年前被发现的.人类第一次发现火的时候,大概就是树木被闪电毁坏击中的时候.人类很快学会如何生火,他们第一次生火就是两块...
With whom do you use the first name? What form do you use when you are speaking to a supervisor? In what situations do you use? The title and last name? When can you use the first name? Tom? Why do you use both? The first and last name? Informal and formal situations? Discussed....
还有第四段第一行One man even used fire to tell the time.(火对人类非常重要。他们需要在晚上保持温暖。他们用火来煮饭。火还被用来照亮。一个人甚至用火来指示时间。)可知本文主要是在讲火的用途,可选The Use of the Fire或Fire 为题。故答案为The Use of the Fire/Fire。 反馈 收藏 ...
How did humans probably make the fire at first?They probably made the fire by rubbing two sticks together3. How did the Indians use fire?They used fire to make smoke as a message4. What did humans do to get light before the invention of the oil lamp?They burned sticks to get light....
C.the first metal that D.being the first metal 扫码下载作业帮搜索答疑一搜即得 答案解析 查看更多优质解析 解答一 举报 B 由and连接的并列的句子可以看出,前面应该是一完整的句子结构,现在缺少谓语成分。只有B项有谓语动词was。Used by humans过去分词作定语修饰metal。? 解析看不懂?免费查看同类题视频解析查看...
They probably made the first fire by rubbing(摩擦) two sticks together.Fire was very important to humans. They neede d to keep warm at night. They use d fire to cook food. They use d fire to keep enemies an d wild animals away. In some parts of the worl d fire was use d to ...
Fire was discovered many thousands of years ago.The first time humans saw fire was probably when a tree was destroyed by lighting(闪电).Humans soon learned how to make fire.They probably made the first fire by rubbing(摩擦)two sticks together.Fire was very important to humans.They needed to...
Fire was discovered many thousands of years ago. The first time humans saw fire was probably when a tree was destroyed by lightning(闪电). Humans soon learned how to make fire. They probably made the first fire by rubbing (摩擦)two sticks together. ...