Question

Everybody needs calcium, but it is quite possible for a simi

Answer 1

D

考查倍数表达。该句运用的是“倍数＋as＋...＋as＋比较对象”结构，eating only后面部分的完整表达应为half as much calcium as the other person eats。其省略形式为half as much，故选D项。