综合填空 根据短文大意选择方框内的单词,并用其正确的形式填入空白处,使补全后的短文意思通顺, 语法正确, 结构完整。(5分)

air,  pollution,  easily,  good,  dirty

How about modern life? Life today is much   . However, there are new problems. One of the biggest ones is   . Water pollution has made rivers  . It kills fish and pollutes our drinking water. Noise pollution makes us speak louder and become angry more  . But   pollution is the most serious kind of pollution. It’s bad for all living things in the world.