Помогите пожалуйста с выполнением сего задания

Translate the sentences from English into Russian, paying attention to the use of the Complex Subject. Find and underline it.




The river is supposed to be very cold.

You are supposed to know this theme.

This present is likely to be very expensive.

The actress is said to be very beautiful.

Tom is said to be the best singer there.

Mother seems to agree with you.

He is not likely to come today.

You are sure to be asked about it.

This cake seems to be very delicious.

He is supposed to come late.

Many books are known to be published next year.

Река должна быть очень холодной.Ты должен знать эту тему.Этот подарок, вероятно, будет очень дорогим.Говорят, актриса очень красивая.Говорят, Том лучший певец там.Мама, похоже, согласна с тобой.Он вряд ли придет сегодня.Ты обязательно спросишь об этом.Этот торт кажется очень вкусным.Он должен опоздать.Многие книги, как известно, будут опубликованы в следующем году.