(09长沙) do you often plant trees in spring?Yes,many trees ( )

(09长沙) do you often plant trees in spring?Yes,many trees ( ) 英语选择题11-1511.-Do you often plant trees in spring?-Yes.Many t Trees _____ often _____ [plant] in spring DO YOU PLANT TREES IN SPRING什么意 you ( ) to plant trees in spring we often plant trees in spring怎么变被动语态 —Tree Planting Day is coming.Do you plant trees in spring?—Y _________we can plant trees in spring. Because I can plant trees in spring. -how many trees do you think____ last spring people often plant trees in winter We plant many trees in spring every year （改为被动语态）