Помогите пожалуйста!1.Make the sntences negative.Example: He liked to have Nature

Помогите пожалуйста!
1.Make the sntences negative.
Example: He liked to have Nature Stady.-He didn't like to have Nature Stady.
1.They study numbers at Maths.
They don't__________________,
2.They studied numbers at Maths.
They didn't__________________.
3.He bought a pencil yesterday.
He didn't____________________.
4.He buys pencils every day.
He doesn't___________________.
5.You wanted to sing well.
____________________________.
6.You want to sing well.
____________________________.
7.He joined us for a walk.
____________________________.
8.He joins us for a walk every Sunday.
____________________________.
2. Translate into English. Use Past Simple.
Example: Вчера она работала хорошо. - Yesterday she worked well.
1. Махонький мальчик считал быстро. (to count quickly) - ____________________________.
2. Маленький мальчишка считал быстро? (to count quickly) - ____________________________.
3. Учительница зрела прекрасную песню. (to sing a nice song) - ____________________________.