Definition: used when you are emphasizing something surprising Level: B1
信不信由你，我妹妹居然在同一条街上工作。
Believe it or not, my sister ___actually works on the same street.
你居然准时到了！真是个惊喜。
You're ___actually on time! That's a nice surprise.
他们居然邀请我参加了他们的私人聚会。
They ___actually invited me to their private party.
