We plant trees every year to protect our environment 改成被动语态
We plant trees every year to protect our environment 改成被动语态
We plant trees around our school every year改为被动语态
We plant trees to protect our environment(保持原句意思)
We plant many trees in spring every year (改为被动语态)
People plant hundreds of trees every year 改为被动语态
They plant 10 trees every year.改成被动句
We plant trees every years.转换被动语态
改为被动语态:We plant trees every spring.
we are going to plant more trees next year改为被动语态.
改被动语态 '1.We plant trees every spring.2.They took the boy to
every year we plant -------- trees
请问We should make every effort to protect our environment.