Exercise 3. 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. GIẢI THÍCH CHI TIẾT GIÚP TỚ VS Ạ 23. People can fight infection more easily if they have an adequate diet. A. Injection B. disease C. hygiene D. each other 24. We should drink a lot of water to prevent water loss. A. Boost B. stimulate C. avoid D. trigger 25. In order to avoid sunburn, many people wear protecting clothes when they go out. A. Continue B. encourage C. facilitate D. block 26. Remember to wash your face twice a day with warm water and mild soap to remove dirt. A. Light B. destructive C. strong D. protective 27. Squeezing pimples can lead to swelling, redness, and iníection. A. Falling B. declining C. shrinking D. becoming bigger 28. Eating a wide variety of fruit and vegetables provides you with vitamins and nutrients. A. Broad B. narrow C. limited D. certain 29. She gave us some tips for keeping our skin healthy and preventing common skin problems. A. Particular B. normal C. infrequent D. accepted