if twice as many A bulbs as B bulbs were

There are twice as many A as B=A are twice as many as His books are ( )as my books.A.as twice many B.as many twice sat数学题 twice as many A as twice many; twice as many this bag is (A.big as twice as B.as twice big as C.twice as 英文句子解释SOS1.If a polygon has twice as many diagonals as sides twice as many as /twice as many/ as many as twice/ twice mor 英语高手们过来看看 A twice as many as B=A twice more than B Tom has collected ____stamps as I have .A.twice as many B.tw we have planted___they have.A.as twice many trees as B.weice twice as many A as B 怎么理解?能分析一下吗? 第20.选项有：A.twice as much as.B.as twice much as