◎ 题干
—He ______ a piece of waste paper then put it into the rubbish bag.
—We should learn from him. Everyone should do something to protect the environment.
[     ]
A. picked up
B. threw away
C. gave away
D. handed in
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“—He ______ a piece of waste paper then put it into the rubbish bag. —We should learn from him. Everyone should do something to protect the environment. [ ]A.…”主要考查了你对  【动词短语】  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。