You can give classroom tests once every few weeks - - sometimes even once a week 每隔幾周,就要有一次當堂測試? ? ?有時甚至每周一次。
But even informal classroom tests , however , can break up learning rather than encourage it if they are set too often 但是,即使是不正規(guī)的課堂測驗,如果太頻繁的話,也只會打斷學生的學習,而不會起到鼓勵的作用。