Mark the letter A, B, C or D to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions

Mark the letter A, B, C or D to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.
19. The factory is fined for discharging dangerous chemicals into the river.
A. releasing                 B. decreasing              C. increasing               D. keeping
20. Sports and festivals form an important part of every human society.
A. informative             B. delighted                C. exciting                   D. essential
Mark the letter A, B, C or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.
21. Be quick! We must speed up if we don’t want to miss the flight.
A. turn down              B. look up                   C. slow down              D. put forward
22. My parents always disapproved of my smoking. They even told me once it would stop me growing taller.
A. objected to             B. supported               C. denied                    D. refused
Mark the letter A, B, C or D to indicate the correct response to each of the following exchanges.
23. - “Shall I help you with a suitcase?” - “____________”
A. Not a chance                                              B. What a pity.                       
C. I can’t agree more.                                     D. That’s very kind of you.
24. - Janet: “What a lovely house you have!” - Jane: “____________”
A. No problem.                                               B. Thank you. Hope you will drop in.
C. Of course not, it’s not costly.                     D. I think so.