Replace big or little with a more suitable adjective.

1. You won’t need a big amount of money. large
2. Why are they making such a big noise? 
3. I’ve got quite a big vocabulary in French. 
4. There is only a little choice of things we can buy. 
5. We had a very big number of tourists this year. 
6. I think the event had big importance for her. 
7. Isabel only has a little vocabulary in English.