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After dinner, when the whole family was settled in the big living room, Jessie ran up to her room and brought down the portrait. She took it over to her grandfather and held it out to him. Grandfather, she said softly. We found this in the attic toda
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The Mysterious Liquid In Yogurt酸奶中的神秘液体（双语） When you open a container of yogurt, youll often see liquid collected on top. Some people mix it back into the yogurt, and others drain it off. What is it, and where does it come fro
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The Mysterious Liquid In Yogurt When you open a container of yogurt, youll often see liquid collected on top. Some people mix it back into the yogurt, and others drain it off. What is it, and where does it come from? To solve the mystery of the liqui
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I like painting. It makes me very happy. I loved using paint when I was young. I was really good at drawing, even in elementary school. My school reports said I had a talent in art. I won the school painting competition many times. My friends say pai
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Science and Technology Plastics There and back again 科技 塑料 旧法新用 An old idea may help solve the problem of plastic waste 一个老方法也许可以帮助解决塑料垃圾的问题 PLASTICS were once regarded as wonder-materials. They
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Thunder rumbles in the distance, a quiet intensity I am willful, your insistence is tugging at the best of me You're the moon, I'm the water You're Mars, calling up Neptune's daughter Sometimes rain that's needed falls We float like two lovers in a p
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