1. was; 2. was, didn't go; 3. were, weren't; 4. was; 5. did; 6. did; 7. did, didn't; were; 8. was, wasn't, was; 9. weren't
There isn't any rice
there isn't a sandwich
there isn't any sugar
there aren't any vegetables
there isn't a fridge
there isn't an orange
1 - engineering, riding, discussing
2 - interested, shocked, appeared