1. Although at times, learning a language was frustrating, it was well worth the effort.
    虽然时常遭遇挫折，但却非常有价值。

2. A lawyer is required to write the document, for mistakes in language — even a misplaced preposition — can be disastrous.
    应当由律师起草文件，因为文字错误——哪怕只是介词放错了位置——也可能是灾难性的。

3. Yes,English is my native language.
    是的,英语是我的母语.

4. Your school has no professors of Japanese, a language you want to learn before visiting Japan during the coming summer holiday.
    在暑假去日本之前你想学日语，可学校又没有日语老师。

5. Perhaps one should not merely sprinkle the pupil, but plunge him right down into the sea of language and enable him to swim by himself as soon as possible.
    也许我们不应该只在学生身上洒水，而应该把他们投入语言的海洋，使他们及早学会游泳。

6. My experience with a foreign language began in junior middle school, when I took my first English class.
    我学外语的经历始于初中的第一堂英语课。

7. Unfortunately, this is a point often overlooked by teachers of language, who demand faultless accuracy from the beginning.
    不幸的是，这一点却常常被讲授语言的老师们所忽视，他们从一开始就要求完美无缺的准确。

8. One day it occurred to me that the sounds the African uttered when pointing to different objects must have been words from some African language.
    一天，我忽然想到，“老非洲”指着不同物体发出的声音，一定是某种非洲语言中的词。

9. Later in her life, she said, "Somehow the mystery of language was revealed to me.
    后来海伦提及此事说：“语言之谜就这样被解开了。

10. Let us compare them with adults learning a foreign language, for the comparison is both interesting and instructive.
    让我们来将儿童学习母语与成人学习外语来进行一下比较，因为这种比较不仅很有趣，而且很有教育意义。