There were only _________ minutes left before Sam checked up his physics paper again.
问题描述：
There were only _________ minutes left before Sam checked up his physics paper again.
A.few B.a few 选什么 为什么选
答
A,few表否定,a few 表肯定,显然这里翻译成“没几分钟了”是否定,如果意思是“还有几分钟”,那么才选B