Выберите правильную форму глагола. mr. black asks if i (have signed/ had signed) the contract. these computers are made in taiwan. – i thought they (are/ were) american. my boss needs more time to do the report. – i thought he (finishes/ had finished) it. mr. bell asked us what discount (we could give/ could we give) him. we expected that model (will be/ would be) very popular on the market the following year. the office manager asked why we (send/ had sent) the enquiry to blake& co so late. i couldn’t find mr. arnoux, so i asked his secretary (where she was/ where was she). the secretary said she (must/ had to) come to work at 6.30. the director asked his secretary (not to receive/ didn’t receive) any visitors. the prime minister says that the unemployment (is falling/ was falling) this year.