单选题 When I think 1 to my schooldays, I have very mixed memories. On 2 one hand, I have many very pleasant memories of my classmates and some of my classes, for 3 Science and P.E. 4 , on the 5 hand, I have very 6 memories of some of my teachers, especially of my maths teacher.
He was an old man 7 had been teaching for 8 least 35 years and he had old-fashioned ideas 9 teaching. He never let students 10 any of the problems. We had to be silent in class all 11 time. He 12 to punish anybody who got an answer wrong 13 hitting him with a long wooden ruler. It really hurt! He 14 be in trouble if he was still a teacher now 15 it is illegal to hit students. I don"t think he could manage to control the class now as his classes were really 16 . These days teachers must motivate students by 17 them in what they are teaching 18 than by punishing them.
Still, 19 some of my memories are not very pleasant, I think I enjoyed my childhood. I managed to get into university so my school 20 not have been so bad.