阅读下列短文，在空白处填入1个适当的单词或括号内单词的正确形式。

To experience the spirit of the Carnival for myself, I went to a street in Rio, Brazil. I could see a group of around 20 Brazilian dancers and a band in fancy costumes【小题1】(stand) there. The crowd waited with excitement. Then there was an【小题2】(explode) of bright colours and lively music. The band started playing an energetic samba beat, the dancers twisted and turned, and the crowd began to cheer, clap and sing. The whole group started marching down the street. The Carnival current carried us through the ever-growing sea of people, dancing all the way. Iceboxes of soft drinks and beer【小题3】(line) the narrow streets, and the smell of roasted meat filled the air as we passed wave after wave of street stands. I was so caught up in the party fever【小题4】I hardly noticed five hours fly by!