选择方框内的单词，用正确的形式完成下列句子。

herself     waste     pay attention to    quickly       refuse

We asked her to help us, but she______.
I find watching English movies frustrating because the people speak too______.
Peter never_____    any money on clothes that he doesn’t need.
She must learn to look after______     when she is alone at home.
Students should ______more _______ ______ their pronunciation. .