你可能感兴趣的试题

单项选择题

Which point isn’t something in common for Wan Hu, Howard Hughes, and Leonardo da Vinci? A.
a fascination with flying B.
a spirit of innovation C.
the courage to try and make their dreams of flight come true D.
the courage to try over and over again

判断题

对语音加窗时,窗长越短,语音越平滑。