解析 B。本题考查一般过去时。when she was in primary school 表示过去的时间,要用一般过去时,learn 的过去式是 learned,A 选项 learns 是一般现在时,C 选项 is learning 是现在进行时,D 选项 will learn 是一般将来时,都不符合题意,所以选 B。
How to use solar energyWilliam Ewers
Learn and share the most exciting discoveries, innovations and ideas shaping our world today.
These include usingenergy-efficientappliances in the home, implementing smart home technology for better optimization of energy usage, and storing excess solar power in batteries for future use. Installing energy-efficient appliances can help reduce household energy consumption by up to 50%. This practi...
With these components, you can recharge the battery using a renewable and green source of energy. The use of solar panels for energy storage is not necessary; however, solar panels are preferred. The different types of solar panels include thin film, PERC, polycrystalline, and monocrystalline. ...
百度试题 结果1 题目【题目】根据句意及中文提示完成单词。Scientists have done many(研究调查) on how to use the solar energy to protectour environment 相关知识点: 试题来源: 解析 【解析】researches
With these components, you can recharge the battery using a renewable and green source of energy. The use of solar panels for energy storage is not necessary; however, solar panels are preferred. The different types of solar panels include thin film, PERC, polycrystalline, and monocrystalline. ...
How to effectively use solar energy is one of the ways to save energy 翻译结果2复制译文编辑译文朗读译文返回顶部 正在翻译,请等待... 翻译结果3复制译文编辑译文朗读译文返回顶部 How to make effective use of solar energy is one way to save energy ...
(英翻中,一句一句)how solar energy is used to heat buidings and power engines.why solar energy is used in countries with lots of sun.how we get solar energy and what it can be used for.why large cities use lots o electricity. 答案 怎样使用太阳能为建筑物供暖和为发动机提供动力为什么阳光...
The idea is that it is natural to the sun to produce electricity, but how effective the use of solar energy in the gift, so that it will become the 21st century is a great use of energy, new energy development, an important topic. 翻译结果5复制译文编辑译文朗读译文返回顶部 The very natu...