完形填空（共10小题；每小题2分，满分20分）
阅读下面的短文，掌握其大意，然后从21-30各题所给的A、B、C和D项中，选出最佳选项，并将答案填涂在答题卡上。
Azure Warrenfeltz, a 4-year-old girl, is fluent in Japanese and Spanish. She also can   21   bits of French, German, Arabic and Italian, and she soon hopes to learn some Mandarin Chinese.
In today's globalized world, Azure is one of many young American children whose parents insist her   22   include foreign languages.
"It's such a   23   environment now, you never know what you might need," says Azure's mother, Julie Warrenfeltz, who started schooling her daughter in foreign languages when she was 6 weeks old. "She couldn't   24   a violin, she couldn't stand upright, but I wanted her to do   25  ."
Not only is learning a foreign language easier for children than it is for   26  , but children who are exposed to other languages also do better in school. They are more   27   to diversity, says François Thibaut, who runs The Language Workshop for Children, which has nine schools around the East Coast.
Language study for children is based on immersion (沉浸), he says. Kids sing songs and play games to help develop language comprehension skills. When children start learning languages at birth, they have the   28   to learn many languages at once without getting   29   — because, as the brain develops, so too does the ability to separate one   30   from another.
21. A. learn                     B. hear            C. understand                   D. teach
22. A. school                    B. field             C. teacher                      D. education
23. A. global                     B. big              C. small                  D. dirty
24. A. play                       B. hold           C. learn                          D. make
25. A. something       B. anything      C. everything                           D. nothing
26. A. parents                   B. teachers        C. adults                                  D. experts
27. A. blind                      B. open          C. deaf                           D. strange
28. A. capacity                    B. desire          C. possibility                       D. dream
29. A. bored                     B. interested      C. involved                        D. confused
30. A. world                      B. parent          C. language                                D. sound