learning a foreign language

• We consider it important to learn a foreign language
  我们认为再学一门外语非常重要。
• I got a lot of benefit from learning a foreign language
  我从学习外语中得到很多益处。
• I find it not so difficult to learn a foreign language
  我发现学习一门外语不那么困难。
• Learning a foreign language is to use it
  学习一门外语的目的在于应用它。
• Enough has been said on how to learn a foreign language
  如何学习外语已经说得够多的了。
• He has his own way to learn a foreign language
  他有自己的外语学习方法
• People learn a foreign language for three major reasons
  人们因为以下三种原因而学习外语。
• You can ' t expect to learn a foreign language in a week
  不要指望一个星期就能学会一门外语
• I think ( it ' s ) very important to learn a foreign language
  我认为最重要的是学习一门外语。
• A good dictionary is indispensable for learning a foreign language
  学习外语离不开好的词典。