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.