________ trees are cut down in the forests every year.
________ trees are cut down in the forests every year.
Thousand of trees are cut down in the forests every year 找出错
in great danger,we cut down many trees every year.
The worker cut down the trees in this forests.(改为否定句)
About _____ trees are cut down every year.A.hundreds.B.hundr
T----- of trees are being cut down every day all over the wo
People cut down ___ and large amounts of forests every year
The pandas are in danger because people cut down trees.对beca
1.i hope fewer trees in the world are cut down,
People mustn't cut down the forests.
We cut down and burn billions of trees every year but we rep
As people cut down a large number of trees every year,most p