My granny knits
My granny is knitting.
My granny has knitted
My granny has been knitting for 2 hours.
My granny will knit.
My granny will have been knitting at this time tomorrow.
My granny knitted yesterday.
My granny was knitting.
My granny had been knitting when I came in.
My granny would have been knitting.
My granny would knit if she were healthy.
The sweater is knitted by my granny.
The sweater was knitted by my granny
The sweater will be knitted by my granny.
The sweater has been knitted by my granny.