5 Underline one mistake in each sentence. Rewrite the sentences correctly.

1. I written about 20 emails today! -> I have written about 20 emails today! 2. Our cousins have came to stay with us for the weekend. -> Our cousins have come to stay with us for the weekend. 3. The train just has arrived at the station. -> The train has just arrived at the station. 4. We're seen that film five times. -> We've seen that film five times. 5. My uncle has spend two weeks in hospital. -> My uncle has spent two weeks in hospital.