The teachers played a cameo role at the ceremony as tutors and played a drum for their students.

老师们客串“先生”，为新生擂鼓、主持入学仪式。

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Along with plenty of fans in the crowd, Rob's parents were on hand to witness the ceremony as well.

在众多来观摩的粉丝中，罗伯特的父母也在场见证了这场典礼。

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The groom wears a formal suit or tuxedo. Several close friends participate in the ceremony as attendants, including the best man and the maid of honor.

新郎则穿着正式的西装或燕尾晚礼服，几位熟朋友参加婚礼并协助帮忙，包括了伴郎和伴娘。

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Finally,during the ceremony and reception, the planner makes sure that everything takes place as planned.

VOA: special.2010.08.09

Last week,my sister's car broke down as we were driving to a friend's marriage ceremony.

VOA: special.2011.04.10

Some 1,500 people attended the two-hour ceremony under the soaring white dome of the basilica, as rain poured down outside.

VOA: standard.2009.08.29

Donald Trump, who attended the ceremony as a youngster, recalls, "not one person recognized him!"

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Vice President Joe Biden and Defense Secretary Leon Panetta participated in the ceremony as well.

WHITEHOUSE: President Obama Welcomes New Joint Chief of Staff Chairman

He described Beijing's opening ceremony as "extraordinarily, eye-wateringly spectacular" and that of Athens 2004 as "incredibly beautiful".

BBC: London 2012: Isles of Wonder theme for Olympic ceremony