• 2021-04-14
    There are a couple of plants tough and adaptable enough to survive on bare rocky hills and in deserts. (CET6-2018.6)
  • having no vegetation

    内容

    • 0

      Although they plant trees in this area every year, the tops of some hills are still _______. A: bare B: empty C: blank D: vacant

    • 1

      Some plants are so sensitive ________ pollution that they can only survive in a perfectly clean environment.

    • 2

      Though people plant many trees in this area every year, the top of some hills is still ______. A: open B: empty C: bare D: blank

    • 3

      Every man, woman and child ______ some history, enough at least, to survive in the world.

    • 4

      This area is full of ______rocks. It is difficult to grow trees or plants here. A: tough B: rough C: solid D: strong