D
故事是听的,所以只能用sound

希望对你有帮助After the discussion, the students asked the professor ( )nextA.which to do B.how to do C.what to do D.why to doC接下来做什么 希望对你有启发，如对你有帮助，请记得及时采纳I don‘t know if she( )her homework.If she ( )it,our teacher will be very angry A.finishes, finishes B.has finished, doesn'tfinishC.will finish,weill finishD.finished,finishesB 同学，建议你以后先采纳再开题问，会有很多热心人帮助你的。