I/81.Since I was 10 years old,I have started collecting stamps. 82.These chemicals are sold everywhere in my hometown. 83.He doesn't work as well as he used to. 84.Despite the heavy rain,the match went ahead. 85.I am very boring to do the same thing. 86.There is no difference between my views on this subject and yours. 87.This room is not big enough for five people. 88.The stolen motorbike was ridden by a man aged about 25.