What may be caused by the excessive intake of fluoride? -考呗网题库移动版
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A.It may increase the likelihood of heart attack: 
B.It may cause the bone fracture. 
C.It may cause fluorosis in the blood. 
D.It may weaken the bone quality and hurt the ligaments. 

参考答案D
解析:D
 
 

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A.Drinking less tea in the future. 
B.Drinking no tea at all. 
C.Drinking tea that is not too hot. 
D.Drinking green tea instead of black tea. 

A.It contains antioxidants. 
B.It is made from plant. 
C.Poly phenols are added to it. 
D.It helps one digest. 

A.Under no circumstance can you drink more than a gallon of tea a day. 
B.Black tea can be seen as a cure for heart disease. 
C.Drinking tea does no harm at all, regardless of how much you consume. 
D.Tea Council's participation into the research may decrease its credibility. 

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