Помогите с упражнением 7

Exercise 7.
1. Don't you know that Anna has two brothers, one - younger than she is by two years, other - older by four years. 
2. When the translator asked the tourists which performance they would like to see at the Bolshoy theatre, some said - ballet, others - opera. 
3. Some say that the movie is put perfectly, others find it unsuccessful.
4. During the trip on the ferry, Peter мейд friends with two young people. One - architect from Rostov, other - an engineer from Omsk.
5. Petrovs, Bobrovs and many others will go out of the city for Saturday and Sunday. We should also go and rest.
6. I need that pen. Take another one. There are a few more pens on the table.

Полагаюсь, что посодействовала. Если это так, то была бы признательна Для вас, если бы Вы нажали "Спасибо" и "Наилучший ответ". Хорошего денька!