根据句意和所给首字母填写单词。 小题1:Jane can play the pi

问题：

根据句意和所给首字母填写单词。

小题1:Jane can play the piano, but she can't play it well. She n       to practice more.

小题2:I really like sports. I want to join a sports c          

小题3:Bob was very s           two year's ago. Now he is tall, and he's the tallest in his class.

小题4:Yesterday evening, Mary t           a walk with her mother after dinner.

小题5:My sister studies h          , and she usually gets good grades in exams.