倍數 + as + 原級Adj. /原級adv.+ as
This dog is three times as heavy as that one. (這隻狗是那隻的三倍重)
My age is three times as old as yours.
倍數 + 比較級Adj. + than
My house is four times larger than yours.
My age is three times older than yours.
倍數 + the + 單位名詞 + of + 比較對像.
Ex. The house is twice the size of this.
My age is three times the age of yours .
=My age is three times that of yours.
half 一半 twice /double/ two times 兩倍 treble / three times 三倍
Two times five equals ten.