Поставить сказуемое в нужную форму. 1. what (happen)if there is another catastrophe like the jne at chernol? 2. many species of animals (disappear) now. 3. the cloyds ( protect) the earth from the sun. 4. geologists (find) a large mineral deposit last month. 5/ a few minerals,such as quartz, (be) stable under quite a range of conditions. 6. aluminum cans (be) one of the first widely recycled consumer products in the usa 7. world climatic patters constantly (change) 8. seismologists long (recognize) a difficuity in accounting for deep earthquakes
are disappearing
protect
found
are
is
are changing
have recognized