You know what. I signed up for a dance class. I've always wanted to learn how to dance.
你知道嘛,我報了一個舞蹈課程,我一直都想學。
I'm happy for you.
我真為你高興。
重點講解:
I enrolled a dance class.
I signed up for a dance class.
報名參加舞蹈班,可以說I enrolled a dance class, enroll有“登記,參加”的意思,但是口語中用這個詞表示“報名參加”稍顯正式,短語sign up for會更加口語一些,所以這句話還可以表示為I signed up for a dance class.