单选题
In previous times, when fresh meat was
inadequate
, pigeons were kept by many households as a source of food.
【正确答案】
D
【答案解析】[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。reserve：作可数名词指储备。supply：供应、供给，in short supply意为“供给不足”。因此选D。