And the teacher was constantly scanning to see which kids weren't paying attention, which kids were bored, and calling kids rapidly, putting things up on the board.
教師は絶え間なく、注意を払っていない生徒、 退屈がっている生徒を見つけ 目まぐるしい早さで生徒を呼び、黒板に答えを書かせます。