题库 小学英语
题干
Choose the best words or expressions and complete the passage (选择最恰当的单词或词语完成短文)
______________years ago, people in London got water from a river. But later the river became very____________because many factories were built near the river. People threw many things____________the river. By the year 1830, the city was polluted. No fish could live in the water. And nobody could__________the water. People tried their best____________it. In 1960 the river became clean____________, and in 1990, 78 different kinds of fishes were found in it.
______________years ago, people in London got water from a river. But later the river became very____________because many factories were built near the river. People threw many things____________the river. By the year 1830, the city was polluted. No fish could live in the water. And nobody could__________the water. People tried their best____________it. In 1960 the river became clean____________, and in 1990, 78 different kinds of fishes were found in it.
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