Sort the verbs into two groups and write their past forms. spend,sing,count,wear,join,leave,write,teach,get,keep,study,laugh.

1(irregular) spend- spent, sing- sang, leave- left, get - got, keep - kept, wear - wore, write-wrote, teach-tought
2(regular) join - joined, study-studied, laugh- laughed

1) Spent ,sang, wore, left, wrote, taught, got, kept,
2) Counted, joined, studied, laughed.