Нужно написать дилему на любую тему , нужно описать две ситуации и выбрать какую-то одну из них

1. Many folk-tunes were used in Tchaikovsky's compositions.
2. New methods of work in agriculture have been introduced by the agronomist.
3. A recently devised apparatus was showed lecturer's students.
4. Children must be looked after all of us.
5. The Russian delegation was given a hearty welcome by the population of France.
6. I was asked to help in the garden by the gardener .
7. The English text is being translating by the students.
8. Their work was finished earlier than usual.
9. A telegram has been sent.
10. The problem was being discussing by the students at 6 o’clock yesterday.
11. A new English dictionary must be bought.