• 2022-05-30
    Towork______withthemachine,youmustreadtheinstructionscarefully.
    A: firstly
    B: naturally
    C: efficiently
    D: generally
  • C

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    • 0

      Among all the workers in the company, Tom works ______. A: the less efficiently B: less efficiently C: the least efficiently D: the lest efficiently

    • 1

      Mygrandma_____athome.Sheisahousewife. A: work B: working C: works D: towork

    • 2

      Software engineering is the establishment and use of sound engineering principles in order to obtain ________ software that is ________ and works ________ on real machines. A: reliable, economically, efficiently B: economically, reliable, efficiently C: efficiently, economically, reliable D: reliable, efficiently, economically

    • 3

      ________hard,andyouwillpassthefinalexam. A: Working B: Ifyouwork C: Work D: Towork

    • 4

      Pure hydrogen does not occur naturally on Earth in large quantities, and it is locked up in enormous quantities in water, hydrocarbons, and other ______. One of the challenges of using hydrogen as a fuel comes from being able to efficiently extract hydrogen from these compounds (化合物).