Конечно! Давайте исправим предложенные предложения:
We're make a cake for Mum's birthday now.
Исправлено: We're making a cake for Mum's birthday now.Every Sunday I'm calling my grandmother.
Исправлено: Every Sunday I call my grandmother.At the moment my sister doesn't studying English.
Исправлено: At the moment my sister isn't studying English.My parents take the dog for a walk right now.
Исправлено: My parents are taking the dog for a walk right now.My brother is never eating chocolate. He doesn't like it.
Исправлено: My brother never eats chocolate. He doesn't like it.
Если у вас есть еще вопросы или нужна помощь с другими темами, всегда рад помочь!