1. There is a large table in my room. (п - table, с - is)
2. There are three windows in my classroom(п - windows, c - are)
3.There is a table and four chairs in my sister's room(п - table, chairs; c - is)
4.There are a black board,four tables and five chairs in our classroom.(п - board, tables, chairs; c - are)
5.There are a text - book and two exercise-books on my table.(п - text-book, exercise-books; c - are)
6.There wasn't a school here in 1950.(п - school, c - wasn't)
7.There were very many children in the park yesterday.(п - children, c - were)
п - подлежащее
с - сказуемое