1.Is he going to the cinema?
2.Are the horses running very fast?
3.Is Mary helping her mother to cook?
4.Am I working very hard?
5.Is Tom's brother coming to the party?
6.Are you singing well?
Объяснение:
1. Is he going to the cinema?
2. Are the horses running very fast?
3. Is Mary helping her mother to cook?
4. Am l working very hard?
5. Is Tom's brother coming to the party?
6. Are you singing well?