This problem may lead to more serious ones if _______ unsolved.

.People have planted a great many trees inorder to _____ wind and sand in the desert.

Come a little earlier next time,________you’ll miss the best part of TV play.

sigh over the small achievement_____ , and I’m sure if you keep at it, you’ll see the light at the end of thetunnel!

The text tells us lifestory of Elias, who left schooland worked in a gold mine.