Homelessness is ____ the most ____ problems in big cities. ____, it is also one of the most ____ problems to solve. The ____ frequently we used social media, the ____ people the project ____ to attract. It was ____ we had managed to raise money, but we weren't ____ we should have been. When we set ____ the charity, we ____t it was the best thing we ____ ever done. But we soon ____ we would ____ to be more concerned with ____ to keep it going long-term ____ the initial impact.

Unit 3 Unit check activity 1 page 48 5to Secundaria

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