• 2022-06-06
    The conference has been held to discuss the effect of tourism ______ the wildlife in the area.
    A: in
    B: B.on
    C: C.at
    D: D.with
  • B

    内容

    • 0

      Only in the past few years _______ to improve the living conditions in this area. A: something has been done B: there is something done C: has there something been done D: has something been done

    • 1

      A huge number of trees __________ in this area. A: has been planted B: have been planted

    • 2

      All possible means ,but not a means an obvious effect。 A: have been tried; has B: have tried; has C: has been tried; have D: have been tried; have

    • 3

      After visiting this place, he _______ deeply impressed by the unique historical and cultural value of this area. A: has been B: was C: is D: had been

    • 4

      ____no need for us to discuss the problem again since it has already been solved. A: A. It has B: B. There has C: C. It is D: D. There is