• 2021-04-14
    Scientists doubt whether it’s_____to regulate one’s biological clock by drinking.
  • feasible

    内容

    • 0

      What Tom's parents really doubt is ________ he will recover from the serious disease soon. A: that B: when C: whether D: how

    • 1

      I doubt whether the Chinese Football Team can win the game this time.- _____. A: That's true B: It's hard to say C: I like the team D: I don't believe it

    • 2

      After three days’ waiting, there was no doubt in the mother’s mind _______ the police could find her lost child. A: how B: that C: where D: whether

    • 3

      It's one o'clock in the morning. You ___ be watching TV. A: mustn't B: shouldn't C: couldn't

    • 4

      After three days' waiting, there was a little doubt in the mother's mind _______the police could find her lost child. A: how B: that C: where D: whether