1) поставьте в отрицательную и вопросительную форму 1 they have already done this exercise. 2 i have seen 3 new films this year. 2) переведите 1 сколько книг ты прочитал в этом году? 2 его сын только что вернулся из москвы 3 мы никогда не были в лондоне 4 я еще не прочитал эту книгу

1.they have not already done this exercise 2.i have not seen 3 new films this year. 2) 1.how many books have you read in this year? 2.his son has just returned in Moscow 3.we have never been in London 4. I have not read this booj

1.1. Have they already done this exercise?
They haven't already done this exercise.
1.2. Have you seen 3 new films this year?
Но здесь можно и так задать вопрос:
Have I seen 3 new films this year?
I haven't seen 3 new films this year.

2.1.How many books have you read this year?
2.2. His son has just returned from Moscow.
2.3. We never were in London.
2.4. I haven't read this book yet.