下列对文学常识的表述有误的一项是( )
掌握化学用语是学好化学的基础.请用化学用语填空:
(1)单质铁____ ;
(2)3个碳原子____ ;
(3)5个水分子____ ;
(4)硫在空气中燃烧____ .
— Who will go to the airport to meet Mary?
— I will. I ________ her several times. I can find her easily.