父母亲对他的进步感到很满意的翻译：Parents are very satisfied with his progress 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

His parents are very satisfied with the progress

Parents are very satisfied with his progress

The parents feel to his progress very satisfiedly

The parents feel very satisfied with his progress

Parents are very satisfied with his progress