Fill in appropriate preposition:-

The cat likes to rub it's head ____ my legs.

Thenew factory is expected to come online _____  May.

If you go _____ a river you go towards it's source.

I could see her ______ the window.

We have not met  ____ early last year,

Innocent civilians were _____ the casualities.

She was carrying her handbag ____ her arm.

I was invited ____dinner.