Trees turn green in spring.老师说改成What turns green in spring?不

Trees turn green in spring.老师说改成What turns green in spring?不 Trees turn green in spring. in,turn,the,spring,trees,green In Spring _______ turn green? ( )turn green in spring.(grass) L___ turn green in spring Leafs turn green in spring. Trees () green in spring.A.growB.turnsC.turn Grass and trees ______ green in spring.A.turn B in spring trees turn green and f-- come out In spring .The leaves ______ (turn) green. The trees are green in spring.和In spring the trees are green