For the following questions answer them individually
Some parts of the sentences have erros and some have none. Find out which part of a sentence has an error, the appropriate letter (1, 2, 3). If a sentence is free from error, (4) is the Answer Sheet.
Sentence are given with blanks to be filled in with an appropriate word(s). Four alternatives are suggested for each question. Choose the correct alternative out of the four and indicate it in the Answer Sheet.