In composition of the theme of song, the theme, literary genre, style and rhythm of lyrics should be grasped correctly as well as the emotion and mood.

要写好歌曲主题，不仅应把握歌词的主题、体裁、风格及其节奏、声韵，熟谙歌词所表达的情感、所塑造的形象以及所创造的意境，还应把握词曲关系。

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It is the theme song of the film The Sound of Music.

这是电影《音乐之声》的主题曲。

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As the theme song of the World Cup goes, this is the time for Africa.

正如南非世界杯主题曲唱的那样，非洲时刻已经来临。

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It became his theme song -- the song people think of when they think of Bob Hope.

VOA: special.2009.03.09

became the theme song of the American civil rights movement.

VOA: special.2009.07.27

It is home, after all, to Ding Dong Daddy, hero of a 1930s music-hall number still popular as the theme-song of an annual Dumas summer festival (though Dumas, Texas also claims him).

ECONOMIST: Dumas fends for itself

Albans, Vermont, writes: I am a dual citizen of Canada and the U.S., and I find it unbelievable that the CBC would have the nerve to change the theme song of a true national tradition.

NPR: Letters: ICE Raid in Iowa; 'Hockey Night' Song

Hill, 45, replaced Pink as the singer of the theme song in 2007.

FORBES: Faith Hill Is Leaving NBC, Sunday Night Football