根据句意和汉语提示，填写单词
The knife is made of _________(金属).
Walter Elias Disney _________(创作) lots of cartoon characters.
Shall I write my answer above or _________(在……下面) the line?
While he was walking ________(朝着) me, I said hello to him.
I _________(敲) at the door, but there was no answer.