1. поставьте сказуемые в страдательный залог в следующих предложениях, при этом опустите местоимение или существительное, обозначающее действующее лицо. образец. we investigated the domestic market. - the domestic market was ……………………. the domestic market was investigated. 1. the investigation studies the marketing problems. the marketing problems are studied. 2. the author developed some theoretical models. some theoretical models were developed. 3. we found an approach to the problem. – an approach to the problem was found. 4. the paper considered a number of standard programs. – a number of standard programs are considered. 5. the author has analyzed the material. – the material has been analyzed. 6. the author gives the important data. - the important data is given.

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