Before he ___(to sing) a song he____(to play) the guitar.
2)She___(to watch) a video after the children___( to go) to bed.
3)After John__(to make) breakfast he___(to phone) his friend
4)I___(to be) very tired because I___ (to study) too much
5) They____(to ride) their bikes before they__( to meet) their friends
Simple past