Вставьте нужную форму глагола to be 1. Mathematics ... very difficult. 2. Our football team ... winners. 3. There ... many birds in the tree. 4. The dishes ... on the table. 5. My teeth ... white. 6. How many students ... there in your group? 7 ... my shirts washed yet? 8. Not many cities ... as big as Moscow. 9. There ... many problems in these exercises. 10. There ... two libraries in our University.

1. Mathematics is very difficult. - Математика очень тяжелая. 2. Our football team are winners. - Наша футбольная команда - победители. 3. There are many birds in the tree. - На дереве много птиц. 4. The dishes are on the table. - Тарелки на столе. 5. My teeth are white. - Мои зубы белые. 6. How many students are there in your group? - Сколько студентов в вашей группе? 7. Are my shirts washed yet? - Мои рубашки постираны? 8. Not many cities are as big as Moscow. - Не многие города такие же большие как Москва. 9. There are many problems in these exercises. - В этих упражнениях много задач. 10. There are two libraries in our University. - В нашем университете две библиотеки.