Even outstanding musicians require constant practice.

　　既使是好樂師也需經常練習。

　　Chinese calligraphy requires constant practice before you can master the art.

　　寫字得經常練習才能寫好。

　　This homework gives students practice in written expression.

　　這個作業讓學生練習書面表達能力。

　　And the only remedy for that is practice.

　　唯一的補救辦法就是練習。

　　He was already looking forward to practicing the new music ．

　　他已經在期待練習新的音樂。

　　The team practice, however was a rough start.

　　然而，小組練習開頭很難。