There will be concerts, fireworks, symposiums and exhibitions. There is, of course, an official David 500 T-shirt.

届时，将举办各种音乐会、烟火晚会、座谈会和展览等活动。当然，少不了纪念“大卫”500岁生日的官方版T恤。

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I wondered why can"t I set off fireworks when festivals."

我说：“过节了，怎么还不让放鞭炮?。

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Explosives experts said the fertilizer wasn't the right grade and the fireworks weren't powerful enough to set off the intended chain reaction.

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Overnight leaders Fred Couples and Jason Dufner couldn't keep pace with the fireworks of the leaders.

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"At first I didn't know if it was fireworks or gunshots, " she said.

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