题目内容
They have produced _______ they did last year.
A. twice more grain as B. twice as much grain as
C. twice as many grain as D. as twice many grain as
练习册系列答案
相关题目
题目内容
They have produced _______ they did last year.
A. twice more grain as B. twice as much grain as
C. twice as many grain as D. as twice many grain as