1 He must knock on the door before entering. (после модального глагола must инфинитив используется без частицы to)
2 She ought to sign this document before leaving us. (модальные глаголы не изменяются по лицам)
3 I'm in time, aren't I? (Если в первой части предложения используется конструкция “I am”, то “хвостик” будет выглядеть так: “aren’t I?”)
4 She asks me to remember her to Mr. Sandford. (remember to - передавать привет)
5 They wonder what it is. (прямой порядок слов, потому что это не вопрос, а придаточное предложение)
1. He has just sent a letter to his friend.
2. We have already watered the flowers in the garden.
3. I have never eaten oysters.
4. They have known each other for years.
5. Sheila has called me twice today.
6. The taxi has just arrived.
7. You have just destroyed all my plans.
8. Max has never ridden a motorbike.
9. The professor has given five lectures this week.
10. The seminar has already started.
11. We have already lived in this hotel for three days.
12. The baby has just fallen asleep.
13. The Connors have already moved into a new house.
14. I have already reminded Tom about the meeting three times today.
15. Andrew has been to Manchester three times this year.
