• 2022-06-06
    To our surprise , Professor Wang was ______ appointed president of the university .
    A: If
    B: since
    C: unless
    D: whether
  • C

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      The president’s death came as _____ a surprise since most people had anticipated his recovery from the disease.

    • 1

      ---Would you like to play tennis with me ___________ it doesn’t rain tomorrow? A: if; since B: whether; but C: if; unless D: because; until

    • 2

      -Mike, let’s prepare for our baseball game.-OK. We’ll lose the game ______ we try our best. A: unless B: once C: after D: since

    • 3

      Since 1978, many new _______ have been developed in our university to meet the increasing demands of the students.

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      Learning to write is learning to think. You don’t know things clearly _______ you can write them down. A: unless B: if C: since D: whether