单选题
1.00分
In previous times,when fresh meat was inadequate ,pigeons were kept by many households as a source ...
In previous times,when fresh meat was inadequate ,pigeons were kept by many households as a source of food.
参考答案: D
参考解析: 句意：以前缺少新鲜肉的时候，许多人家把鸽肉当成一种食物。store：贮藏、储备，provision：供应、提供，不可数名词，没有in… provision这种用法，常用于the provision of…reserve：作可数名词指储备，supply：供应、供给，in short supply固定用法，指供给不足。因此选D。
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