Circle ONE option (A, B, C or D) to indicate the underlined part that needs correction in each of the following questions. 16. She’s not very sociable. She doesn’t get up well with anyone in her class. 17. If students don’t work hard, they won’t be able to keep up on their friends. 18. It is believed that in the future, people will have intelligent robots and machines to perform most of their daily boring and repetitive routines. 19. If I had worked harder, I wouldn’t have fail the final exams. 20. If I had accepted his job offer, I wouldn’t have been unemployed now.