Mark the letter A, B, C or D to indicate the most suitable responses to complete each of the following exchanges. 17. Mark:"__________". Tom: "He's tall and thin with brown eyes." A. How is John doing? B. What does John like? C. What does John look like? D. Who does John like? 18. A: "I think we should take a shower instead of a bath to save water" B: "______________" A. Great! Don't do that. B. Well done! C. That's a good idea. D. OK. I don't want to. 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. (Look out). There is a rattle snake under the picnic table! A. Listen B. Be careful C. Go D. Watch 20. Water pollution is a result of dumping (pollutants) such as detergents, pesticides, oil, and other chemicals in rivers, which makes the water unclean. A. substances B. stuffs C. contaminants D. wastes Mark the letter A, B, C or D to indicate the word(s) OPPOSITE in meaning to the 21.If you live in an (extended) family, you‟ll have great joy and get support of other members. A. traditional B. close C. nuclear D. large 22. Certain courses are (compulsory); others are not. A. voluntary B. free C. pressure D. optional