Directions： This part consists of a short passage. In this passage, there are altogether l0 mistakes one in each numbered line. YOU may have to change a word, add a word or delete a word. Mark out the mistakes and put the corrections in the blanks provided on the answer sheet. If you change a word, copy it, cross it out and write the correct word to its right with a "→" in between. If you add a word, copy the two words between which you will add a word, put an insertion mark（∧) between the two words and write, the missing word to their right with a “→” in between. If you delete a word, copy it, cross it and put a slash（／) to its right with a “→” in between. 

Example：