Complete the blanks with the verbs in brackets:
1. Many wildlife habitats will be destroyed if man _____________________ (keep) polluting the environment.
2. If we dump all sorts of chemicals into rivers, we _______________ (not be able to) swim in them in the future.
3. If we __________________ (not stop) cutting down so many trees, we ___________________ (endanger) our oxygen supply.
4. Soon the Earth’s resources will be exhausted if the human population ____________________ (continue) to grow.
5. If everybody continues to use aerosols and CFCs, the hole in the ozone layer ______________________ (get) bigger.
6. If the sun radiation can’t escape into space, Earth’s temperature _____________________ (increase) steadily.
7. If the global temperature ______________________ (rise), sea levels __________________ (rise) too.
8. We’ll threaten our own existence if we _________________
(not cut down) on waste rapidly.
9. People ____________________ (run out of) drinking water one day if they _______________ (not use) it more rationally.
10. If he ____________________ (want) to help the planet, then he __________________ (have to) change his habits.
Respuestas
Respuesta:Many wildlife habitats will be destryed if man [keeps] polluting the environment. if we damp all sorts of chemicals into rivers, we [won't be able to] swim in them in the futre.
If we [don't stop] cutting down so many trees, we [will endanger] our oxygen supply. Soon the Earth's resources will be exhausted if the human population [continues] to grow.
If everybody continues to use aerosols and CFCs, the hole in the ozone layer [will get] bigger.
If the sun radiaton can't escape into space, Eart's temperature [will increase] steadily. if the global temperature [rises] sea levels [will rise] too. We will threaten our own existence if we [don't cut down] on waste rapidily.
People [will run out of] drinking water one day if they [don't use] it more rationally.
Finally, if we want to help the planet, we have to change our habits.
Explicación: first conditional
Respuesta:
Explicación: