How to do this English problem? Urgent! ! !

1 .boas 2. E immigration 3. H consumption 4. C domestic 5. F residents 6. G city 7. B. vertical

Singapore is a country of immigrants, with a large influx of immigrants. Domestic vegetable consumption is large, and the demand exceeds the supply, so it needs to be imported from abroad. However, imports are facing security problems, so vertical farms are adopted to solve this problem.