Question

Образовать Passive Voice: 1)Someone sent Helen some flowers. 2) Lisa is sending me a book. 3)Has Simon sent an invitations yet?

Answer 1

Some flowers were sent to Helen by someone. The book is being sent me by Lisa.
Invitations have been sent by Simon.

Answer 2

Passive voice is formed by using the appropriate form of the verb "to be" (am, is, are, was, were, has been, have been, had been, will be, will have been, etc.) followed by the past participle of the main verb. Here are the passive voice versions of the sentences you provided:

1. Some flowers were sent to Helen by someone.
2. I am being sent a book by Lisa.
3. Have invitations been sent yet by Simon?