单选题 A lot of people could fall ill after drinking {{U}}contaminated{{/U}} water.
  • A. boiled
  • B. polluted
  • C. mixed
  • D. sweetened
【正确答案】 B
【答案解析】[解析] 考查形容词。题干划线词contaminated意为“被污染的，弄脏的”，故正确答案为B。