• 2022-06-06
    Coolant lubricant can’t be poured into _______________
    A: the mains drains
    B: ground wate
    C: the ground
    D: all of above
  • D

    内容

    • 0

      Advanced technologies can do all of the following EXCEPT that ______. A: they can find oil deeper in the ground B: they can increase mining efficiency C: they can cultivate microorganisms that produce oil D: they can delay peak oil production

    • 1

      It ______ have rained last night, for the ground is wet. A: will B: can C: should D: must

    • 2

      ______ all the Ground children, Henry turned out to be the most successful. A: In B: Out of C: Of D: Like

    • 3

      The ground is wet. It ______have rained last night. A: [A] must B: can C: should

    • 4

      Don’t ______ the ground with paper. A: leave B: litter C: lit D: littering