___ from space, the earth with water ___70% of its surface looks like a "blue blanket".
He is determined to devote himself to ___ the country.
Whenever we were ___, he is always ready to ___ us some help.
The way ___ you are doing it is completely crazy.
The potato is a plant ____ in places ____ it is too cold to grow some other plants.
The eggs _____ cooked just now is delicious.