Use the words to make Passive Voice sentences in the tense indicated.
a. (present perfect) car / cause / pollution
Pollution has been caused by cars.
b. (future) reduce / waste material / recycling
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c. (past perfect) the Earth / dinosaurs / inhabit / for ages / by the time a big meteorite hit it
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d. (future) our planet /conservation activists / help
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Respuestas a la pregunta
Respuesta:
Use the words to make Passive Voice sentences in the tense indicated.
a. (present perfect) car / cause / pollution
Pollution has been caused by cars.
b. (future) reduce / waste material / recycling
we should recycle to avoid wasting material and reduce pollution.
c. (past perfect) the Earth / dinosaurs / inhabit / for ages / by the time a big meteorite hit it
Dinosaurs have inhabited the earth for ages by the time a larbig meteorite hit it
d. (future) our planet /conservation activists / help
we need help from conservation activists to conserve our planet
Explicación:
Respuesta:
a. (present perfect) car / cause / pollution
Pollution has been caused by cars.
b. (future) reduce / waste material / recycling
waste material will be reduced by reciclyng
c. (past perfect) the Earth / dinosaurs / inhabit / for ages / by the time a big meteorite hit it
the earth had been inhabited by dinosaurs for age by the time a big meteorite hit it
d. (future) our planet /conservation activists / help
our plante will be helped by conservation activists
Explicación:
:)