Americans eat _____ vegetables per person today as they did in 1990.
问题描述：
Americans eat _____ vegetables per person today as they did in 1990.
A.more than twice B.as twice as many
C.twice as many as D.more than twece as many
答
D twice写错咯
twice as many vegetables as
倍数 + as many/much + 东东 + as 这个顺序不会变的,只是添了些东西.