Ответ:

1)Some flowers were given to the boss by the workers. The boss was given some flowers by the workers

2)The thieves were followed into a building by the police.

3)The walls were painted by the students last years

4)John will be picked up at this office.

5)

6)

7)

5);6);7); не знаю прости

если эта не правильно простите!

Active Voice into Passive Voice:

1. The workers gave the boss some flowers last week.

Passive: The boss was given some flowers by the workers last week. PAST SIMPLE

2. The police followed the thieves into a building.

Passive: The thieves were followed by the police into a building. PAST SIMPLE

3. The students painted the walls last year.

Passive: The walls were painted by the students last year. PAST SIMPLE

4. They will pick up John at this office.

Passive: John will be picked up at this office. FUTURE SIMPLE

5. Did they repair all the windows?

Passive: Were all the windows repaired? PAST SIMPLE

6. The secretary will send all the documents to Mr. Smith tomorrow.

Passive: All the documents will be sent to Mr. Smith by the secretary tomorrow.

FUTURE SIMPLE

7. My grandmother bakes a delicious cake every day.

Passive: A delicious cake is baked by my grandmother every day. PRESENT SIMPLE