Помогите,пожалуйста ,вставить there is, there are, there was или there were? 1. .....a cake on the table. You can eat

1. There is a cake on the table. You can eat it. 2. There was a cake on the table. Where is it now?3. There were ten chairs in the room, but Ann took two chairs, and now there are eight chairs. 4. There were two sweets in my bag. Who took them? 5. There is a nice kitten in the basket. Look at it!