его появление было для нас неожидан

его появление было для нас неожиданным
план научной работы уже разработан и будет обсуждаться на следующем заседании

Результаты (английский) 1:

his appearance was a surprise to us
plan of scientific work has been developed and will be discussed at the next meeting of the

Результаты (английский) 2:

his appearance was unexpected for us
a plan of scientific work has been developed and will be discussed at the next meeting

Результаты (английский) 3:

His appearance was for us an unexpected
plan scientific work has already been developed and will be discussed at the next meeting