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  3. Although a natural alternative,such as h

Although a natural alternative,such as h

练习题库2022-08-02  43
问题 Although a natural alternative,such as honey,can be used to sweeten food if this is necessary,we can in fact do without it.Nowadays fibre is considered to be an important part of a healthy diet.In white bread,for example,the fibre has been removed.But it is（ ）in unrefined flour and of course in vegetables.A.currentB.substantialC.presentD.essential
选项 A.current
B.substantial
C.present
D.essential
答案 C
解析 present“存在的，含有的”，如：Analysis showed that cocaine was present in the mixture。分析的结果表明混合物中含有可卡因。后两句意为“白面包中的纤维已经被去掉，但是纤维存在于未被精加工的面粉和蔬菜中”。A.current“现在的，当前的”；B.substantial“实质的，结实的”；D.essential“必要的”。
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