The boy has learned many lessons. These lessons are about human
分类: 英语写作基础(00597)发布时间: 2024-08-23 06:25浏览量: 1
The boy has learned many lessons. These lessons are about human kindness, (simple sentence) 【正确答案】：The boy has learned many lessons about human kindness. 【题目解析】：我们用介词about（关于）将以上两句单句变成一句单句：这个男孩学到了许多关于人类善良的知识。