◎ 题干
听下面一段材料,回答第1至3小题。
1. Why do they collect the rubbish along the river?
A. To stop the fiver from being polluted.
B. To sell it for money.
C. To see the river every day. 
2. How many volunteers do they have?
A. 12.
B. 16.
C. 28.
3. When do they do the volunteer work?
A. At 7:30 every morning.
B. After lunch at noon.
C. After dinner every evening.
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“听下面一段材料,回答第1至3小题。 1. Why do they collect the rubbish along the river? A. To stop the fiver from being polluted. B. To sell it for money. C.…”主要考查了你对  【听力】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。