помогите а^3-1/а^4-а^2-2а-1

Поставьте глагол "tobe" : am / is / are /was / were
1.Last year she___10,so she ____11now.
2.Today the weather ____nice, but yesterday is ____cold.
3.I ___hungry.Can I have something to eat?
4.I ___ hungry last night , so I had something to eat.
5.Where ____you at 11o'clock last Friday morning?
6.Don't buy those shoes.They _____too expensive
7.Why ____ you so angry yesterday ?
8.We must go now . It ___very late .
9.This time last year I ____in Paris .
10.We____ tired when we arrived home ,so we went to bed .
11. Charlie  Chaplin  died  in 1978 . He  ___ a famous  film  star  
Зарание  спасибо