object | Verb "be" | Main verb | Complement | Subject |
---|---|---|---|---|
The experiment |
is
isn't is not |
carried out | every week | by scientists at the university. |
The experiments |
are
aren't are not |
carried out | every week. |
Verb "be" | object | Main verb | Complement | Subject |
---|---|---|---|---|
Are | the experiments | carried out | every week? |
object | Verb "be" | Main verb | Complement | Subject |
---|---|---|---|---|
The experiment |
was
wasn't was not |
carried out | every week | by scientists at the university. |
The experiments |
were
weren't were not |
carried out | every week. |
Verb "be" | object | Main verb | Complement | Subject |
---|---|---|---|---|
Were | the experiments | carried out | every week? |
Object (receives the action) |
Verb "be" (various tenses) |
Main verb (past participle) |
---|---|---|
The dogs | are | fed. |
are being | ||
were | ||
were being | ||
are going to be | ||
will be | ||
have been | ||
will be being | ||
have been being | ||
had been |
Complete the sentences with the correct past simple passive form of the verb in brackets:
.