I could / couldn’t speak English when I was young, but I can now., We didn’t have any money, so we could / couldn’t buy a new computer., I learned to swim when I was really young. I could / couldn’t swim when I was only three years old., I didn’t check my emails because I could / couldn’t go online all day., Laura could / couldn’t speak Portuguese at a young age, because her mother is from Brazil., I could / couldn’t understand what Jenny was saying. She always speaks too fast.,

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