I have been the one taking care of my grandmum since she fell sick 
My grandma fell sick,  and I have been the one taking care of her
user
I hope she gets better. It must be very hard seeing loved ones in sickness.
assistant
Oh yeah,  she's getting better,  she is so lovely .I love her so much 
user
That's wonderful. I hope that her sickness hasn't been too taxing on you.
assistant