1. My mother doesn't cook the dinner often.

1. . doesn't my mother cook the dinner often?
2. who doesn't cook the dinner often
3. what does my mother cook the dinner often?
4. how often does my mum cook for dinner?
5. doesn't my mother or my father cook the dinner often?

2. We don’t go to sea every summer.

1. don’t we go to sea every summer?
2. who doesn't go to sea every summer?
3. where don’t we go every summer?
4. when don’t we go to sea?
5. don’t we go to sea every summer or every autumn?

3. My friends don't steam every sunday.

1. don't my friends steam every sunday?
2. who doesn't steam every sunday?
3. where don't my friends steam every sunday?
4. when don't my friends steam every sunday?
5. don't my friends steam every Sunday or Friday ?