Напишите 1 отрицательную и 5 вопросительных форм к предложению my cousins are very strong.

1 - My cousins aren't very strong 

1 - Who is very strong? 
2 - My cousins are very strong, aren' t they?
3 - Are my cousins very strong?
4 - Are my cousins strong or kind? 
5 - Which are my cousins?