Il y a

Put 'there + be' in the tense and form indicated.
1. problems that cannot be solved. (simple present, negative)
2. only one bedroom in this house. (simple present, affirmative)
3. good restaurants in this city. (simple past, affirmative)
4. school yesterday? (simple past, interrogative)
5. an error. (present perfect, affirmative)
6. snow this winter. (future, negative)