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    【题目】The first decade of the 21st century _____ the breathtaking and non-stop development of China．

    A．witnesses B．witnessed

    C．will witness

    D．had witnessed

    【答案】B

    【解析】

    试题分析：首先考虑时态The first decade of the 21st century，可以判断是发生在过去的事情，用一般过去式。再根据语境判断出是主动关系。句意：21世纪的头十年见证了中国惊人的和不断的发展。

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