Rеаd аnd сhооѕе( 阅读短文，选择正确的答案)
Air is all around us. It is around us as we walk and play. From the time we were born (出生), air is around us. When we sit down, it is around us. When we go to bed, air is also around us. We live in air. We can live without food or water for a few days, but we cannot live for more than a few minutes without air. When we are working or running, we need more air. When we are asleep, we need less air.
We live in air, but we cannot see it. We can only feel it. We can feel it when it is moving. Moving air is called wind. How can we make air move? Here is one way. Hold an open book in front of your face. Close it quickly. What can you feel? What you feel is air.
1．Air is needed
( )
| A．when we walk and play | B．when we sit down |
| C．all the time |
2．Which is the most important thing to people? Why? ( )
| A．Water. People can only live for a few days without water. |
| B．Food. People can only live for a few days without food. |
| C．Air. People cannot live for more than a few minutes without air. |
3．Which one is NOT right? ( )
| A．Wherever we go, air is around us. |
| B．When we are asleep, we don't need air. |
| C．Air, water and food are important to people. |
4．What do we call moving air? ( )
| A．Fresh air. | B．Wind. | C．Airplane |
5．When can you feel air? ( )
| A．When it is windy. |
| B．When you hold an open book in front of your face and then close it quickly. |
| C．Both A and B. |
搜索
