题目内容

维生素D主要调节( )代谢,促进骨骼生长。

A. 钙
B. 磷
C. 镁
D. 铁

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佝偻病是缺乏( )所致。

A. 钙
B. 磷
C. 维生素D
D. 维生素A

维生素E和硒缺乏后,都可引起( )。

A. 营养性肝坏死
B. 雏鸡渗出性素质
C. 肌肉营养不良
D. 脑软化

草木樨中含有香豆素,在微生物作用下可转变成( ),与维生素K具有拮抗作用。

[音频]Listen and fill in the blanks with the missing words.My 1)______ food is fried rice with vegetable and chicken curry eiyh salad. The rice is first 2)______ in water and then fried with some chicken and vegetables. The chicken curry is 3)______ separately using some spices and chicken, and the salad is made of small 4)______ of vegetables and fruits. Finally, these three things are 5)_____ together.I like this food because it is very 6)______. Also, this 7)______ is rich in nutrition and tastes. What's more, it is not 8)______ and easy to prepare.A.expensiveB.healthyC.piecesD.favouriteE.preparedF.dishG.servedH.boiled

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