To see if wildlife is recovering , they _______ autocameras in the forests.

Which statement best expresses the main idea of the article A: Many different kinds of medicine come from tropical forests. B: Virtually all of the world' s rain forest has already been destroyed. C: Tropical forests are disappearing at an alarming rate. D: Tropical deforestation affects people in all parts of the glob

It ’ s high time we _____cutting down the rain forests.

35.The trees cut down are counted as income but no subtraction is made for______ the forests.

The ____________ of the world’s forests concerns everyone in some way.

_______ trees here are cut down in the forests every year.

__________ to some parts of South America is still difficult, because parts of the continent are still covered with thick forests.

Switzerland is a small country with mountains, forests and blue lakes. In the winter the sun is bright, but the air is cold. People go to Switzerland for the __11____. They wear warm clothes and sunglasses. They ___12___ hotels and guest houses. These are in the valleys or on the sides of the mountains. In the valleys, they skate on the icy lakes. ___13__ go to Switzerland in the summer time, too. They can climb the ___14___ of the mountains or walk in the forests. They can swim in the warm lakes or they can sail and water-ski on them. People call Switzerland the ___15___ of Europe.

(7) Forests are the lungs of the earth. Destruction of the world’s forests amounts to death of the world we currentlyknow.To what extent do you agree or disagree? A: The Earth B: Deforestation C: Death of the world

Something must be done_____the farmers cutting down the forests. A: stop B: stopping C: stopped D: to stop