Помогите пожалуйста . Выбрать правильный вариант . Спасибо .

1.I've got a new vase. I'd like to buy some flowers. 2. It's a new city. There aren't any museums there. 3. We haven't got any roses in our garden. 4. Do you know any English songs? 5. Every summer he visits some interesting cities. 6. There's a cat in your room.  It is a black cat. 7.It's cold today.  There's a lot of snow in the park. 8. There's a letter for me today. It's pleasant to get letters. 9. It's late. We must stay at home. 10.There's a new game in the bag. We can play. 11. There's little sugar in my tea. It's not sweet.