将以下的句子改成一般疑问句: Jim is getting ready for the party. Mum is sweeping the floor.

问题描述:

将以下的句子改成一般疑问句: Jim is getting ready for the party. Mum is sweeping the floor.
急,明天要交,谢谢

Is Jim getting ready for the party?
Is Mum sweeping the floor?是不是一般现在时不用改时态啊是的,原来是什么时态就是什么时态