Помогите плиз,заблаговременно спасибот

1. It's no raining
2. It does not often rain here
3. It did not often rain
4. It'll not rain tomorrow
5. It wasn't snowing at 10 o'clock yesterday
6. There isn't much snow in the forest
7. It doesn't often snow
8. It didn't snow yesterday
9. It'll not snow next Sunday