----- Nội dung dịch tự động từ ảnh ----- Mark 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 from 8 to 11. Question 8: If you went to my birthday party, you will meet a lot of new friends. C. new friends A. If B. a lot D. went Question 9: Some people think it's hard to study academic and vocational subjects at a same time. A. a B. hard C. Some D. and Question 10: Tom's jokes are inappropriate but we have to put up with it just because he's the boss. A. it B. jokes C. because D. have to Question 11: The aim of these courses are to improve students' language skills. A. students' B. of C. are D. skills Mark the letter A, B, C, or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges from 12 to 13.