NATURAL SCIENCE
What are the parts of a plant?
What do plants need?
They need sunlight, water, and air.
Listen to the song.(Young Achievers)
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We use the Present perfect to talk about actions and situations that started in the past and are still true. We use since with the Present... -
Water exists on our planet in three different states: liquid , solid and gas . Water changes from one state to another when we i...
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