除表达倍数的三个基本句型外，还有基本句型的7种变形形式，也需要同学们学会并掌握，下面让我们具体看一下这7种变形吧
1.“ ...times as many/much+名词+as+被比对象”。
如：There are six times as many students as we expected.
学生数量是我们预期的六倍。
2.“ ...times+more+名词（可数或不可数）+than+被比对象”。
如：We have produced twice more grain this year than we did last year.
我们今年生产的粮食是去年的两倍多。
3.“ ...times+over+被比对象”。
如：The grain output in that village is twice over that of 2002.
那个村的粮食产量是2002年的两倍多。
4.“ ...times+that+of+被比对象 ”。
如：In this workshop, the output of July was 4.5 times that of January.
这个车间7月份的产量是1月份的4.5倍。
5.“...times+compared with+被比对象”。
如：The number of the students in our school has increased 4 times compared with 1980.
我们学校的学生人数比1980年增加了四倍。
6.“...times+what+从句”。
如：The production is now three times what it was ten years ago.
现在的产量是十年前的三倍。
7.double用作形容词，表示“两倍的”。
如：The production is now double what it was ten years ago.
现在的产量是十年前的两倍。
