He is taller than I .She is a little thinner than she looks.Bob is heavier than any other boy in the class.My brother's trousers are longer than mine.It is one of the longest stories I have ever read.Mary is the most friendly person in the class.Which city is larger,Beijing or Guangzhou?Jack is naughty.Mike is very naughtier than Jack.London is the bigger city in Britain.June is hot but August is much hot than June.
I下列句子都有一处错误,请把它圈出来,并在后面的横线上更正