发音不一样: [wɒt],[huː]Who is your favourite writer?谁是你特别喜欢的作家?Who is your commanding officer?谁是你们的指挥官?Who invented the steam engine?谁发明了蒸汽机?Who invented the question mark?谁发明了问号?Who can we have as treasurer?我们让谁来主管财务?。