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英语,根据内容填空.Light is a very important part of the natural worl
题目内容：
英语,根据内容填空.
Light is a very important part of the natural world.We can see ( ) without light.In fact,without light,there could be no life on ( ).Light from sun makes plants grow.( ) provide food for animals.So without light,we could not live.
Light comes from the sun.It moves so fast ( ) though the sun is vary far away from the earth,it only ( ) light 8 minutes to travel from the sun to the earth.
Light is made of many colors.Sometimes light breaks into different colors.When this happens in the sky,it is called a rainbow.Do you know how many colors a rainbow has?
英语,根据内容填空.
Light is a very important part of the natural world.We can see ( ) without light.In fact,without light,there could be no life on ( ).Light from sun makes plants grow.( ) provide food for animals.So without light,we could not live.
Light comes from the sun.It moves so fast ( ) though the sun is vary far away from the earth,it only ( ) light 8 minutes to travel from the sun to the earth.
Light is made of many colors.Sometimes light breaks into different colors.When this happens in the sky,it is called a rainbow.Do you know how many colors a rainbow has?
Light is a very important part of the natural world.We can see ( ) without light.In fact,without light,there could be no life on ( ).Light from sun makes plants grow.( ) provide food for animals.So without light,we could not live.
Light comes from the sun.It moves so fast ( ) though the sun is vary far away from the earth,it only ( ) light 8 minutes to travel from the sun to the earth.
Light is made of many colors.Sometimes light breaks into different colors.When this happens in the sky,it is called a rainbow.Do you know how many colors a rainbow has?
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