for example在句子中的位置问题

问题描述

政府已经在几个方面削减了开支，例如高速公路的建设。

The government has reduced spending in several areas, for example in the construction of highways.

The government has reduced spending in several areas, in the construction of highways, for example.

The government has reduced spending in several areas in, for example, the construction of highways.

上面几个句子中 for example 的位置放得对吗？请老师具体分析一下，谢谢！

老师答疑

陈老师：

for example 例如， 譬如；拿 ... 来说

for example 位置比较灵活,可以放在句子中间,也可以放在句末尾,请看下面句子

I know many women who have a career and a family—Kehr for example. 我知道有许多妇女能事业家庭兼顾——凯尔就是其中之一。 

There are many sources of air pollution; exhaust fumes, for example. (句末) 空气污染有许多来源, 例如废气。 

Japan, for example, has two languages. 譬如说, 日本就有两种语言。 (句中)