Переведите на русский язык , обращая внимание на неличные формы глагола.The house built in this street is eight storeys

The house built in this street is eight storeys high. — Дом, построенный на этой улице, высотой восемь этажей.

The experiment having been over, the professor left the laboratory. — Эксперимент закончился, профессор вышел из лаборатории.

Nobody noticed her leave the room. — Никто не заметил, что она покидает комнату.

He seems to know English well. — Кажется, он хорошо знает английский.

The house built in this street is eight storeys high, is it?

The experiment having been over, the professor left the laboratory, has not it?

Nobody noticed her leave the room, did he?

He seems to know English well, does not he?