to keep in pace with; to keep up with; to follow (someone's thought); to understand
(school) athletic festival; sports day; field day
school inter-class ball-game competition
excursion; field trip; school trip
due form; official; formality
club budget; club expense
gradually; by degrees; little by little; step by step
leaving everything to someone else
day something goes on sale; date of issue; release date
decision; settlement; definition
senior high school; high school
second-year student; biennial