题目内容：

根据短文内容，用方框内单词的适当形式填空。每词限用一次。

listen，ask，think，learn，say，important，good，Japan，language，how

There are more than 6,000 languages in the world. English is one of  1.  languages. It is difficult  2.  how many people are using it.

Some English children study French. French is also a very important 3.   .  Some other children study German, Russian, 4.   and Chinese.

Which is the best way to learn a foreign language? We know that we all learn our own language 5.   when we are children. If we learn a second language in the same way, it won't seem so difficult.   6.  does a small child hear his mother's tongue（语言）？He   7. to what people say, and he tries to guess what he hears. When he wants something, he has to 8. for it, and he is using the language， 9.  in it and talking in it all the time. If people use a second language all the time, they will  10.  it quickly.