Added to this is the perennial problem of class sizes being too large, and not enough English classes scheduled-only one or two a week. It's extremely difficult to correct pronunciation problems, or to achieve any educational goals at all, under these conditions. The parents have a number of concerns.
此外，學生人數太多、上課節數太少（一週一、二節），不易糾正發音，難有學習成效，也是老師的困擾。