• 2022-06-06
    A huge number of trees __________ in this area.
  • have been planted

    内容

    • 0

      Last year a number of trees ______________ (cut) down.

    • 1

      More than 3000 trees ___ in this area by the end of last year.

    • 2

      One third of this area (cover )____with trees,50 percent of which are pines .

    • 3

      We need a huge __________ of money to build a new high school for the children in this area。

    • 4

      Although they plant trees in this area every year, the tops of some hills are still _____.