下列古代文化常识表述正确在一项是（ ）

It was an exciting moment for these football fans this year, _________ for the first time in years their team won the World Cup.

Try to remember all the things you’re good English.

It was very kind of you to do the washing up, but you _______ it.

.The other day I was showing the boys theweekly chemistry experiment when, ________ I knew it, the mixture was bubblingover everywhere.