To my delight, I was being chosen from hundreds of applicants to attend the opening ceremony.

令我高兴的是，我从数百名申请者中脱颖而出，去参加开幕式。

youdao

They flew there in order that they might be in time to attend the opening ceremony.

他们飞往那里以便能及时参加开幕典礼。

《新英汉大辞典》

As far as I know, Prime Minister Balkenende will attend the opening ceremony of the EXPO. Prince Willem-Alexander also expressed his strong desire to attend the opening ceremony of the Dutch pavilion.

据我所知，鲍肯内德首相已决定出席世博会开幕式，亚历山大王储也正积极考虑出席5月18日荷兰馆的开馆仪式。

youdao

America's George Bush and France's Nicolas Sarkozy confirmed they would attend the opening ceremony of the Olympic games in Beijing .

ECONOMIST: Politics this week

One boost for Games organisers came with confirmation that the Prince of Wales and Duchess of Cornwall will attend the Commonwealth Games opening ceremony.

BBC: Security at Delhi 2010