When I was a child, I could play in the street with my friends., 5 years ago, I could not swim at all. Nowadays, I can swim a little bit., Back in high school, I could help my Portuguese teacher., When I was 10 years old, I couldn't speak English at all., In 2011, I could live in the USA and get to know many famous cities., When my brother and I were younger, we could play video games.,

Core Modal Verb - COULD - Reading Practice

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