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
A: will become very cold
B: will do good to human beings
C: will become hot
D: will do harm to human beings
举一反三
- 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.
- What did the human beings do in ancient times?
- Although the robots resemble human beings, they cannot do the work of humans.( )
- The passage implies that human beings differ from computers in that human beings（） A: make fewer errors B: do not have to be programmed C: work more quickly D: understand their instructions
- Will Mars become the new _____ ( 住处 ) of human beings? It seems many people are fascinated by the idea of settlement on Mars.