This year they have produced＿＿＿grain＿＿＿they did last year.
A. as less； as B. as few； as
C. less； than D. fewer； than
This year they have produced＿＿＿grain＿＿＿they did last year.
A. as less； as B. as few； as
C. less； than D. fewer； than
C
grain为不可数名词，不能用few修饰。故排除B和D；as...as是表示同级比较的结构，而less是little的比较级，故排除A。