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- Why is the Water in aLake Blue 为什么湖水是蓝色的
- Why is the water in the fish tank so cloudy? 为什么鱼缸里的水那么浑浊啊?
- What is the heat of the water in the swimming pool? 游泳池的水冷热如何?
- Why is the blue whale in danger? 蓝鲸为什么会濒临灭绝?
- Mommie, why is the grass green and the sky blue? 为什么草是青的,天是蓝的?
- BUT WHY IS THE C.I.A. INTERESTED IN HELPING ME? 但是中情局为什么要帮我的忙?
- Why is the sky not exactly blue in the horizon? 为什么水平线上的天空不全是蓝色?
- Why is the sweating boy sitting in the sun? 那个男孩子大汗淋漓为什么还坐在太阳下面?
- Why is the polar bear in danger? 北极熊为什么濒临灭绝的危险?
- Is the water polluted at source or further downstream? 河水是在源头还是在流出之後受到污染的？
- Why is the door shut? Why do birds sing? 门为什么关了?鸟为什么唱歌?
- Why is the boy often chewed out by his stepmother? 为什么这小男孩经常挨他继母骂?
- Why is the sound so bad in this theater? 这演奏会场的音响为什么这样差劲?
- Below the water table is the zone of saturation. 潜水面以下就是饱水带。
- Why is the Silicon Valley a New Economic Model? 为什么硅谷成为一种新的经济模式?
- The deep is the water,the better for swimming. 水越深，越好游泳。
- Why is the world in such a mess? 为什么世界如此混乱?
- Is the water here safe to drink? 这儿的水能喝吗?
- Why is the SIA plane crash such a shock to us? SQ006空难，为什么会让我们感受到这么大的震惊呢?
- Qinghai Lake is the largest inland body of salt water in China. 青海湖是中国最大的内陆盐水湖。
