• 2021-04-14
    Language is a sound system.
  • 内容

    • 0

      Closed-loop control system is an automatic control system. Open-loop control system is not an automatic control system.

    • 1

      A computer system consists of hardware system and software system.

    • 2

      In the historical development of language, sound change is inevitable, such as sound loss, sound a______ and sound movement.

    • 3

      The traditional Chinese system is a combination of the solar system and the lunar system.

    • 4

      “There is a glitch with the booking system” means ______ . ( ) A: There is something wrong with the booking system. B: Everything is fine with the booking system. C: There is a record in the booking system. D: The booking system works well.