как написать по английски петух,кошка.

1. Mr. Black asks if I (have signed/ had signed) the contract.
2. These computers are made in Taiwan. – I thought they (are/ were) American.
3. My boss needs more time to do the report. – I thought he (finishes/ had finished) it.
4. Mr. Bell asked us what discount (we could give/ could we give) him.
5. We expected that model (will be/ would be) very popular on the market the following year.
6. The office manager asked why we (send/ had sent) the enquiry to Blake&Co so late.
7. I couldn’t find Mr. Arnoux, so I asked his secretary (where she was/ where was she).
8. The secretary said she (must/ had to) come to work at 6.30.
9. The director asked his secretary (not to receive/ didn’t receive) any visitors.
10. The Prime Minister says that the unemployment (is falling/ was falling) this year.

Плизики, ребят.
И, пжлст, с объяснением/анализом.
Заранее спасибо! :*

1) The postmen bring the mail twiсe а day.
2) My brothers work at a big electronics company.
3) The children walk to school every morning.
4) Generally they go to the University by bus.

1. Еще раз спасибо, что посетили меня! (к вам пришли гости) Надеюсь увидеть вас снова!
2. Можете посмотреть образцы здесь, либо на моем сайте.
3. Недавно ради интереса начала переводить разные тексты на русский.
4. Я подумала: а почему бы не посадить цветы здесь?
5. А ведь мне так понравилась ее работа!

кстати, как будет по-английски - Оценить (дать оценку)?
Они оценили мою работу положительно. - Например

В принципе, можно и по частям. Это не срочно