单项选择题
中国居民平衡膳食宝塔中,蔬菜水果能提供丰富的维生素和矿物质,其一日膳食中的推荐量是()
A.250g-400g和200g-300g
B.300g-500g和200g-350g
C.300g-500g和300g-500g
D.500g和350g
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单项选择题
A.250g-400g和200g-300g
B.300g-500g和200g-350g
C.300g-500g和300g-500g
D.500g和350g
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