Air is all around us.It is around us as we talk and play, From the moment we were born , we are surrounded(围绕) by air. When we sit down ,air is also around us ,we live in air .
All living things need air:living things cann’t live without air.
We can go without food or water for a few days ,but we can not live for more than a few minutes without air. When we are working or running ,we need some air. So we breathe faster than usual. When we are asleep, we need less air.
【小题1】From the text ,we know that on the earth A．there is air everywhereB．some animals don’t need airC．plants need more airD．for a long time people don’t need air.【小题2】The writer tells us that . A．there is less air on the earth than on the moon.B．the earth is covered with waterC．the earth is covered with airD．there is no air on the earth.【小题3】Which of the following things need air ? A．landB．A mzirorC．A catD．A river.【小题4】Which of the flooowing is the first important thing for people’s lives ? A．waterB．airC．foodD．sunlight .【小题5】A man needs more air when he . A．diesB．runs fastC．takes a restD．sleepsA
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(答案→)A
解析：
【小题1】根据文章内容Air is all around us.It is around us as we talk and play,可知答案为A
【小题2】根据文章内容 All living things need air:living things cann’t live without air.可知答案为C
【小题3】根据文章内容和生活常识内容可知答案为C
【小题4】根据文章内容大意，可知答案为B
【小题5】根据文章内容When we are working or running ,we need some air. So we breathe faster than usual. When we are asleep, we need less air.可知答案为B