Question

SIMPLE PRESENT/D0-DOES encierre la respuesta correcta
1. Ozone layer (help-helps) to ptotect us from the sun's harmful rays.
2. (Do-Does) people (pump-pumps)sewage into rivers and oceans?
3. the trees (clean - cleans) the air, (don't- doesn't) (cuts- cut) them
4. Chemicals (poisons-poison) plants and animals.
5. Car smoke and factory chimneys (pollute-pollutes) the air we (breathes- breathe)
6. We (pollute-pollutes) the land when we (sprays-spray) chemicals on crops
7. (Does-Do) water pollution (kill - kills) the wildlife?
8. If we (stop-stops) the pollution, we (don't-doesn't) harm the earth

Answer 1

Respuesta:

Explicación:

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