Помогите составить 10 предложений зери зера

1) there is a cat in my room. 2) there are a lot of cars in Moscow. 3) there is a snack in my bag. 4) there are three women in the street. 5) there is a boy in the car. 6) there are two pencils on the table. 7) there is a problem. 8) there are two cups of coffee on the counter. 9) there is a mouse in the house. 10) there are two mice in the house.