a.0% - never, 25%- sometimes, 75%- usually.
b. I sometimes vaccum my bedroom.
I never cook dinner for my family.
I often meet my friends.
I usually get up early.
5. 1. is
2. does
3. Is
4.does
5. is
6. is
7. is
8 is
6. 1. Are you going to the beach today?
2. Steve is not going fishing tomorrow.
3. Are Peter and David playing chess now?
4. What is Samantha eating now?
5. Sally is having a party tonight.