People used to cut down lots of trees.(用now改写)
People used to cut down lots of trees.(用now改写)
In the p___ people used to cut down trees and never took car
改为同义句 People cut down lots of bamboos to build houses.
lots of trees were cut down and some kinds of trees () A.wer
Millions of trees are being cut down to make paper.
If people cut down more trees,the wild animals will have now
This machine was used to cut down trees in the past (改为同义句).
As people cut down a large number of trees every year,most p
People have cut down millions and millions of trees.对画线milli
people cut down many trees to get money有语病吗?又该怎么改?
we must ask people not to cut down trees =we must -----peopl
If people ()(continue)to cut down the trees,the birds will h