1. How did human being become effective hunters?
A: Human body is especially adapted to be good hunters.
B: Human beings were biological superior that helped us to become effective hunters.
C: Human beings were born with a bigger brain and became effective hunters.
D: Human beings were able to domesticate animals to become effective hunters.
E: Human beings were physically weak and we had to develop tools to become effective hunters.
A: Human body is especially adapted to be good hunters.
B: Human beings were biological superior that helped us to become effective hunters.
C: Human beings were born with a bigger brain and became effective hunters.
D: Human beings were able to domesticate animals to become effective hunters.
E: Human beings were physically weak and we had to develop tools to become effective hunters.
举一反三
- 2. Why do human beings have a larger brain compared to chimpanzees? A: Human beings always had a big brain that helped us to survive. B: Human beings have a bigger brain by cooking food over the fire. C: Human being have a bigger brain through the evolutionary process. D: Human beings have a bigger brain through eating fruits and berries. E: Human beings have a bigger brain through migration.
- Without air protection, the sun's rays______. A: will become very cold B: will do good to human beings C: will become hot D: will do harm to human beings
- What is the theme of the story? ( ). A: Human beings are vulnerable in the nature. B: Human beings are superior to animals . C: Wolves are evil creatures that are dangerous to human beings. D: Human beings should treat animals like brothers with mutual respect.
- Will Mars become the new _____ ( 住处 ) of human beings? It seems many people are fascinated by the idea of settlement on Mars.
- Human beings are born with a __________ to learn languages.