Aplicația este accesibilă de pe ecrane late

1 / 6
ln 1972, there were only 3,000 bald eagles in the entire* United states.
whole
central
2 / 6
The reason for the bird's decreasing population was pollution*.
other animals
dirty air and water
3 / 6
The eggs have thin shells and do not hatch*.
open
fly
4 / 6
Eagles lay* only two or three eggs a year.
eat
produce
5 / 6
Pesticides kill animals that attack and destroy crops*.
insects
plants
6 / 6
It now appears that the American national bird will survive*.
live
die