问题
单项选择题
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
答案
参考答案：B
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”；drop off意为“降低，减少”。