适合年龄
12岁左右
绘本简介
How many people do you think is too many for Earth to support? Today, more than seven billion people live on Earth! This large population is affecting our planet in many ways. Seven Billion and Counting provides students a comprehensive look at the problems of overpopulation and the impact it has on Earth. This book can also be used to teach students how to analyze cause-and-effect relationships and the proper use of complex sentences. The books and lesson are available for levels Y and Z1.
你认为地球无法容纳多少人? 今天,超过 70 亿人生活在地球上! 如此庞大的人口正在以多种方式影响我们的星球。 《七十亿和计数》让学生全面了解人口过剩问题及其对地球的影响。 本书也可用于教授学生如何分析因果关系和正确使用复杂的句子。 书籍和课程适用于 Y 和 Z1 级。
RAZ旨在帮助孩子找到适合孩子水平的级别,通过在同一级别下的大量阅读逐步提高孩子的阅读能力。
RAZ按难度分为27个级别,AA—C这4个级别对应幼儿园阶段; D—J这7个级别对应美国小学一年级;K—P这6个级别对应美国小学二年级;Q—T这4个级别对应美国小学三年级;U—W这3个级别对应美国小学四年级;X—Z对应美国小学五六年级(相当于国内高中毕业)。