• 2022-06-07 问题

    An effort to increase the loudness of the silbo ______. A: results in a lower degree of articulation B: is impossible because of the wind C: exhausts the silbador D: does not affect its intelligibility

    An effort to increase the loudness of the silbo ______. A: results in a lower degree of articulation B: is impossible because of the wind C: exhausts the silbador D: does not affect its intelligibility

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