假如你是李华,你的加拿大朋友David给你发来Email,希望你给他介绍中国过春节的一些文化习俗 内容包括：贴春联,包饺

It is a traditional custom Chinese our Spring Festival, on this day, we post the poetic couplet, dumplings, watching the Spring Festival Gala, pay New Year's call, set off firecrackers, go dear friends. On the second day of the Spring Festival, the adults will give children red envelopes,we are very happy!