We remind you that we HAVE decided to shift our Japanese language club classes from TuesdayS to SaturdayS. We think that it will be more convenient for many school students to study AT/ON weekendS. If you are fond of THE Japanese culture and THE Japanese language attracts you ,__/THEN join us!
TuesdayS, SaturdayS, weekendS - general category of all Tuesdays, all Saturdays, all weekends
Tuesday, Saturday - possible for days of the week but not in general when referring to a category (dogS not dog, carS not car)
ON weekends (American)
AT weekends (British)
___/THEN join us
IF A, THEN B - (If A, ___ B) (hypothesis - maybe A is true)
A, SO B (statement of fact - A is true)