1."A+be+倍数+as+计量形容词原级+as+B".

　　Thistreeisthreetimesastallasthatone.这棵树是那棵树的三倍高.

　　Hisfatheristwiceasoldashe.他父亲的年纪有他两倍大.

　　2."A+be+倍数+计量形容词比较级+than+B"

　　TheYangtzeRiverisalmosttwicelongerthanthePearlRiver.

　　长江差不多比珠江长两倍.

　　Thedictionaryisexactlyfivetimesmoreexpensivethanthatone.

　　这本字典比那本恰好贵5倍.

　　3."A+be+倍数+the+计量名词+of+B"

　　Thenewlybroadenedsquareidfourtimesthesizeofthepreviousone.

　　新扩建的广场是未扩建时的四倍大.

　　4."The+计量名词+of+A+be+倍数+that+of+B"

　　Thesizeofthenewlybroadenedsquareisfourtimesthatofthepreviousone.

　　新扩建的广场为以前的四倍大.

　　5.其它

　　I'mtwice/doublehisage.我的年龄是他的两倍.

　　I'vepaidfivetimestheusualpriceforthestamp.

　　我出了5倍于往常的价格买这枚邮票.

　　Theaverageincomeofthestaffhasbeenincreasedby50percentcomparedwithlastyear.与去年相比,该单位职工的收入增加了50%.

　　ThepriceofTVsaretwofold(adj.两部分的,双重的)downovertheseyears.

　　近几年来,电视机的价格下降了两倍.