Вопрос № 1

Many accidents ..... by dangerous driving.

caused
are caused
have been caused

Вопрос № 2

The secretary ..... to her new boss yesterday.

introduced
was introduced
is introduced

Вопрос № 3

This dictionary ..... a week ago.

published
has published
was published

Вопрос № 4

The house________yesterday.

is built
were built
was built

Вопрос № 5

The flowers______tomorrow.

will be poured
will have poured
are poured