Business english MB-3: passive voice + sequence of tenses

We (to invite) to a concert last Saturday.

Mushrooms (to gather) in autumn.

Two reports on Hemingway's stories (to make) in our group last month.

Flowers (to sell) in shops and in the streets. 

Many interesting games always (to play) at our PT lessons. 

All the texts (to look) through yesterday.

Yesterday the sports centre ... visited by lots of people.

Form the passive and choose the correct variant: "Tom opens the door."         

Form the passive and choose the correct variant: "Waitresses and waiters serve customers."

Form the passive and choose the correct variant: "She suggested a new idea."

Form the passive and choose the correct variant: "Kathy returned the book to the library."

A new book ____ by that company next year.

Reports .... just ...

The trees ________________ planted in spring or in autumn .

People ________________ to behave nature- friendly both at schools and at homes .

"We finished the music video for the single last week", said the director.

The director said (that) they _____the music video for the single the week before.

"The band is giving a concert next week", said the manager.

The manager said (that) the band ______ a concert the following week.

He said that he seldom ______________bread.

She thought that they_________________a house the day before.

We thought that they ____________next day.

They said that he_____________TV every day.

He said that he____________his watch a week ago.

She heard that he___________a letter every day.