第3题: [单项选择]In 1776 the United States announced the Declaration of Independence to ______ from the British Empire and became an independent country. A. pull down B. break away C. get off D. drop off 参考答案:B 答案解析:句意:美国于1776年颁布独立宣言脱离英帝国的统治而成为一个独立的国家。break away from意为“脱离,摆脱”,符合题意;get off意为“出发,离开”;put down意为“拆毁,拖垮”