Перепишите предложения, подчеркните сказуемое и определите время и залог. Образец: The typist had not typed all the letters when I came in. had not typed – the Past Perfect Active, отрицательная форма от глагола to type. Came – the Past Indefinite Active от глагола to come 1. Have you finished your work? – Yes, I finished it yesterday. 2. A new theatre is being built in our town. 3. When he came, the contract has already been signed.

1. have finished - Present Perfect Active от глагола to finish, finished - Past Simple Active от глагола to finish
2. is being built - Present Continuous Passive от глагола to build
3. came - Past Simple Active от глагола to come, has been signed - Present Perfect Passive от глагола to sign