例When early humans hunted and gathered food,they were notin control of their environment They could only interact withModule 6Films and TV Programmes181their surroundings as lower organisms did. When humanslearned to make fire, however, they became capable ofaltering their environment. To provide ...
When this epochal achievement possibly occurred; Reference to the book 'Homo erectus'; Importance of the mastery of fire to human development.EBSCO_AspJournal of College Science Teaching
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...
Buddy is on fire!” Mark listened carefully. He was lost in the magic of Australian football brought to life by his friend. And I was really moved by this heartwarming moment. 根据材料内容选择最佳答案。 ( )26. What did Mark and Bert have in common? A. They were fans of Buddy. B....
“Fire! Fire!” What terrible words to hear when onewakes up.I jumped out of bed, opened the door and 40(step)outside the room. It was full of thick smoke.I began to run. As I was still half-awake, I did not gotowards the stairs. 41 ,I went in a wrong direction.Thesmoke ...
Fire was very important to humans.They needed to keep warm at night.They used fire to cook food.(53)They used fire to keep enemies and wild animals away.In some parts of the world fire was used to send massages.The Indians in America,for example,used fire to make smoke as a message...
【答案】B 【解析】根据◆Do not drink strong tea 中最后一句.For a person who has problem with these parts, to drink overly (过度地) strong tea may cause heart and blood pressure illness, or even make the old illnesses much worse.可知,喝过量的浓茶会导致心脏和血压疾病。故...
Trees also support wildlife and our entire ecosystem. One oak trees attracts thousands of pollinators and beneficial insects! Trees provide birds and aquatic animals with habitats. In addition, they provide humans with powerful medicine, materials for living, and agriculture. ...
PAGE Unit 6 When was it inventedSection A 1 1a2d一教学目标: 1. 语言知识目标:1 能掌握以下单词: heel, scoop, electricity, style, project, pl
your brain acts kind of like a dishwasher. At night, it fills with a liquid that cleans away these harmful toxins. That way, your brain can do all of its___tasks the next day. With all of the things that the brain does at night, it’s no wonder that humans spend a third of ...