She ______ (finish) her homework before, finished, had finished, finishing, It ______ be a cat. I saw it clearly., might, can’t, must, They ______ (arrive) when the movie, arrive, arrived, had arrived, It ______ have been a dog. It was too big, must, can’t, might, We ______ (not see) him before the party., didn’t see, hadn’t seen, not see, نستخدم must لما نكون متأكدين من الشيء, ❌, ✅, نستخدم can’t لما يكون الشيء مستحيل, ✅, ❌, We use couldn’t have to say that something was impossible in the past., ✅, ❌, By the time we arrived, they ______ (leave)., had left, left, He ______ (finish) the test before the time ended., finished, had finished.

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