听力，写作中的数字绝对让人头痛，一时转不过来，看看都有哪些啊！

日期、年代、世纪

  the twentieth century      19××

  in eighteen forties            1840s

  fortnight, score, decade

  quarter

连续五年

for five consecutive years

for five years in a row/in succession/on end

倍数

  double, twice, increased by 100%

  triple, three-times, increased by 200%

  quadruple

  quintuple, to double and redouble

6.5倍    6.5-fold/time

成倍增长  to increase several-fold

25%   one-fourth, a quarter

投资总额为1亿7千万，其中纽约公司的投资比例为60%。

with/involving a total investment of $170 million, of which the investment by the New York side/company accounted for/make up/constitute/assumed 60%.

到1995年底投资总数已达4百32亿美元。

By the end of 1995, the total investment/value/volume had reached/amounted to/come to $43.2 billion.

到1994年这家企业的营业额超过6亿美元。

By 1994, the joint venture had register/recorded a business volume/turnover of over $600 million.

分数与小数的表达方法：

  2 ?     two and three quarters

  1 ?     one and a half

  a quarter of  a million

  seven out of ten, one in three, two out of five