1. Passive voice in present continuous and present perfect

2. When we focus on the result rather than the doer, we use passive voice.

3. Present continuous passive
Subject cv
am/is/are cv
being cv
participle
polluted.
The air / pollute
The air is
being
damaged.
City streets/ damage
City streets
are
being
Potholes / not repair
Potholes
aren´t
being
repaired.
The World / destroy
The World is
being
destroyed.

4. Present continuous passive
Subject cv
Am/is/are cv
being cv
participle
extinguished.
Animals / extinguish
Animals
are
being
polluted.
The water/ pollute
Water is
being
Life / not preserve
Life
is not
being
preserved.
Forests / devastate
Forests
are
being
devastated.
For actions in progres right now:
Water is being polluted right now.
For actions in progres right now:
Water is being polluted nowadays.
For actions in progres right now:
Water is being polluted these days.
For actions in progres right now:
Water is being polluted these days.

5. Present perfect passive
Subject cv
have/ has cv
been cv
participle
lost.
Many parks / lose
Many parks
have
been
displaced.
Homeless/ displace
Homeless
have
been
Lakes / disappear
Lakes
have
been
disappeared.
Forests / devastate
Forests
have
been
devastated.

6. Present perfect passive
Subject cv
have/ has cv
been cv
participle
lost.
Lives / lose
Lives
have
been
Cities / overpopulate
Cities
have
been
overpopulated.
Trees / fall
Trees
have
been
fallen.
Seas / pollute
Seas
have
been
polluted.
For something that started before the present:
Cities have been overpopulated since 2009
For something that started before the present:
Cities have been overpopulated in the last years
For something that started before the present:
Cities have been overpopulated in the last years

7. To identify what tense to use we have to pay attention to the key words:
Present continuous:
Now, right now,
these days ,
Nowadays,
etc…
Present perfect:
Lately, recently,
during , in the last,
since, for,
etc…

8. Present continuous passive
Present perfect
passive Vs
Sub
Am/is/are
Sub
have
has cv cv
being cv
participle cv cv
been cv
participle
1- Life has been destroyed since humans appeared. (destroy)
2-Health is being threatened nowdays. (threaten)
3-Many trees have been cut down recently. (cut down)
4-The oceans are being polluted right now. (pollute)
5-Farmlands have been eaten during the last 3 years.(eat)
6-Underground water has been contaminated since this factory began working. (contaminate)
7-Statues and buildings are being eroded these days. (erode)
8-The destruction of plants is being accelerated in the present. (accelerate)
9-Birds and fish have been harmed over the years. (harm)
10- Kids are being corrupted now. (corrupt)
1- The life has been destroyed since humans appeared. (destroy)
2-Health is being threatened in nowdays. (threaten)
3-Many trees have been cut down recently. (cut down)
4-The seas are being polluted right now. (pollute)
5-Farmlands have been eaten during the last 3 years.(eat)
6-Underground water has been contaminated since this factory began working. (contaminate)
7-Statues and buildings are being eroded these days. (erode)
8-The destruction of plants is being acelerated in the present. (acelerate)
9-Birds and fish have been harmed over the years. (harm)
10- Kids have been corrupted now. (corrupt)