2015-2016学年人教版高中英语必修4:unit2 Working the land lisening&reading(共54张PPT)
2015-2016学年人教版高中英语必修4:unit2 Working the land lisening&reading(共54张PPT)第5页

Can we see this beautiful scene again?

1 What makes the world’s desert grow? First tick the causes you think are true. Then listen to the tape and tick what you hear.

1. Heat and little rain. 2. Turing forests into farmland. 3. Overusing fields to feed farm animals.

You think

You hear