词与短语填空
先阅读短文，然后用下面方框中所给的单词或短语填空，使句子在逻辑上正确。（提示：选项中有一个是多余的。）

spend/use /realized/ take after/ volunteers/ think about

 
Could  I _________ your competer?
I_________my father.
Kate_________ her bag was still at home.
What do you _________ the story of Yu Gong?
He _________at an animal hospital  every Saturday .