Question

【题目】You should put a small ______ of salt in a cake.

A. qualityB. sum

C. amountD. number

Answer 1

【答案】C

【解析】

考查名词。你应该在蛋糕里放少量的盐。A. quality 质量；B. sum合计；C. amount数量； D. number数。a number of+可数名词的复数；an amount of+不可数名词。salt是不可数名词。故选C。