Por que praticar este tópico?
A repetição focada ajuda a usar a gramática com precisão.
Tópico gramatical
Learn how to describe an action in progress at a particular past time. Understand the meaning, follow the form, study clear examples and avoid common mistakes.
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Learn how to emphasize how long an activity continued before a past point. Understand the meaning, follow the form, study clear examples and avoid common mistakes.
Learn how to describe something that will be completed before a future deadline. Understand the meaning, follow the form, study clear examples and avoid common mistakes.
A repetição focada ajuda a usar a gramática com precisão.