1. вставьте в пропуски глагол to be в present, past, future indefinite (simple). 1. where your children now? - they at school. 2. i at the institute yesterday, but i not there tomorrow. 3. jack a doctor when he grows up. 4. where you last week? - i in the country. 5. jack in moscow last year, but now he in st petersburg. 2. поставьте подчеркнутые существительные в форму множественного числа, если это возможно, сделав все необходимые изменения в предложениях. 1 .that is a goose. 2. when i was in the farmyard yesterday, i saw a sheep. 3. that city is not far from moscow. 4. there was a woman in the hall. 5. this lady is that, gentleman's wife.