Question

They have produced ____they did last year.A twice as much gr

Answer 1

A.twice as much grain as 正选

1.grain 这里理解为 “谷类作物” 的总称,所以不可数用 much 而不是 many

2.比较多寡时如果是论及倍数,一律置于 as much as 短语之前.如：twice as much...,three times as much ...