请判断下列单词各属于哪一类，将正确的字母序号填在横线上。
| A. music B. shirts C. notebook D. pear E. April F. eraser G. math H. strawberry I. trousers J. October |
School things: _________ _________
Subjects: _________ __________
Months: _________ _________
Fruits: _________ __________
Clothes: _________ _________