1. Mark don’t like salad. 2. Bella eat watermelon. 3. Does they live in Kazakhstan? 4. We answers all the questions. 5. My brothers doesn’t read books. Перевод Внизу

5) We have lost our keys. – Active
Our keys have been lost.
6) You might see dolphins here. – Active
Dolphins might been seen here
7) The report must be completed by next Friday. – Passive
You must complete the report by next Friday.
8) They were singing a song in the lesson yesterday. – Active
A song was being sung by them in the lesson yesterday.
9) A letter was written to her some days ago. – Passive
He wrote her a letter some days ago.
10) The black bike is being repaired at the moment. – Passive
They are repairing the black bike at the moment.