Some people argue that using _____ nature to meet our own needs may spell disaster, unless we start to look around and understand how ______ clean environment benefits us all.

It is such a good place _____ everybody wants to go and visit _____ it is well-known all over the world.

always have so many things to ________ when I come into the office after a trip abroad.

Wolves will _________ their lives _________ the loss of the trees and forests.

How can we go to the island twenty miles off the coast, sir?—I’m afraid you can’t get there ________ by boat[ ]