阅读下面短文，从所给的12个词或词组中选出10个词或词组，并用其适当的形式填空。
| listen to, ask for, hear, think, learn, say, important, good, Japan, language, how, what |
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______ what people say, and he tries to guess what
he hears. When he wants something, he has to 8______ 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 10______ it quickly.