题：根据句意,用括号中所给单词的适当形式填空.

题：根据句意,用括号中所给单词的适当形式填空.
1)the elephant is very big and ___(it) nose is so long.
2)mum,i'm tired.stop ___(do) your homework and have a rest.
3)don't eat too much meat because there is a lot of ___(fat) in it.
4)the girl ___(see) one of her old friends in the street yesterday morning.