阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用括号中词语的正确形式填空(每空不多于2个单词)

    Ann is a middle school student. She has a sister Helen and a brother Paul. Ann has (much) dreams. One of (they) is to be the best dancer because she is good at (dance) very much. But isn't easy to dance well. So she does (lot) of exercise for three hours every day. You can't find her between 5 p.m. 8 p.m.

    Helen plays chess very well. She usually plays chess good chess players. Sometimes she plays on the computer. She wants to be the best chess player she grows up(长大).

    As for Paul, his dream is just (be) healthy. I hope all of their dreams can true.