Correct the mistakes. 1.My friends want to be policeman. 2.There is some ice cream in the box,isn't it? 3.Jane have never

1. My friends want to be policemen. 2. There is some ice cream in the box, isn\'t there? 3. Jane has never been to Boston. 4. You never do the shopping in the evening, do you? 5. Have you ever been to Rostov? 6. Why are these children sleeping now. 7. We have heard the news. We know everything. 8. -Who goes to the stadium in the morning? - My sisters goes.