Part III. Write the letter A, B, C or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions. 21. She hasn't met her children since they leave home yesterday. A B C D 22. The soup was too hot that customers cou.dn't enjoy it. A B C D 23. The principal asked Mai where was her father working at that time. A B C D 24. My younger sister is really exciting about going to the zoo this weekend. A B C D