Question

A lot of people could fall ill after drinking contaminated water.

A.muddied
B.polluted
C.mixed
D.troubled

Answer 1

【答案】：B

本题考查动词。题干：很多人在饮用被污染的水之后生病了。contaminated是动词contaminate的过去分词，这里做形容词用，contaminated water“受到污染的水”，故和polluted同义。muddled water和troubled water都是“混浊的水”的意思。