1. she was singing happily when the teacher came into the classroom
2. the geese were swimming beautifully
3. neither Jane nor Ann is going to come today
4. mr. Black worked hard in the garden, he sold fruit and vegetables. he had enough money to live comfortably.
5. neither Tom nor his brother went to school yesterday
6. he has met neither Nell nor her mother
7. it was raining at seven o'clock yesterday
8. it rained yesterday
9. i think it will snow timorrow