Помогите поставить правильный артикль "A" или "The".. СРОЧНО!!!

Нужно поставить правильный артикль "A" или "The"
1.There is ...sofa in ...corner of ...room.
2.There are ...cushions on ...sofa.
3.There are ...books on ...shelf. Give me ...book, please.
4.Look into ...refrigerator. What can you see on ...shelves?-There is ...butter in butter-dish. There is ...sausage, but there is no ...cheese. There are ...eggs and ...apples. There is ...orange, ..lemon, and ...jam in ...little vase.
5.There is ...juice in this ...cup. May I drink ...juice?
6.There are ...girls in ...yard, but I can see no ...boys. Where are ...boys?-Oh, all ...boys are playing football at ...stadium.