Read each sentence to find out whether there is any grammatical error in it. The error, if any, will be in one part of the sentence. Mark the part with the error as your answer. If there is no error, mark ‘No error’ as your answer (Ignore the errors of punctuation, if any). There are a dozen of(1)/ geography books lying(2)/ in the shelf of my personal library(3)/ and you can use them whenever you like.(4)