How the passive is formed:
|
SUBJECT |
FORM OF TO BE + 3rd FORM |
ADVERB, ... |
|
The room |
is cleaned |
every day. |
|
They |
are sold |
as pets. |
|
A lot of guests |
are invited |
to a party. |
Put an active sentence into a passive one:
|
Subject |
Verb |
Object |
||
|
Active: |
Bats |
eat |
insects. |
|
|
Passive: |
Insects |
are eaten |
by |
bats. |
|
Subject |
Verb |
by |
Agent |
|
Subject |
Verb |
Object |
||
|
Active: |
Tom |
saw |
the burglars |
|
|
Passive: |
The burglars |
were seen |
by |
Tom |
|
Subject |
Verb |
by |
Agent |
Subject of the active sentence → Agent of the passive sentence
Object of the active sentence → Subject of the passive sentence
Tenses:
| Tense |
Active |
Passive (form of to be + 3rd form) |
|
Present tense |
invite / see |
am / is / are invited / seen |
|
Past tense |
invited / saw |
was / were invited / seen |
|
Future tense |
will invite / see |
will be invited / seen |
|
Present perfect tense |
have / has invited / seen |
have / has been invited / seen |
|
Past perfect tense |
had invited / seen |
had been invited / seen |
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