№4 поставьте в пропуски необходимую форму глагола to be: i ( ) glad to see you. you ( ) our best friand. he ( ) an excellet driver. ann ( ) a perfect student. we ( ) ready for hard work. it ( ) a green dress. they ( ) our best students. ny friend and i ( ) gamers, it ( ) spring. i ( ) busy. she () responsible for children. mr osipov ( ) a doctor. it ( ) cold autumn. these things. ( ) dangerous. these products ( ) expired.