Have you ever seen the advertisement: Learn a foreign language in six weeks, 1 give your money back? Of course, it 2 happens quite like that. The only language 3 to learn is the mother language. And think 4 practice is needed for that. Before the Second World War people usually learned a foreign language 5 the literature(文学) of the country. Now most people want to 6 a foreign language. Every year millions of people start learning 7 .  How do they do it? Some people try at home 8 books and tapes, others go to evening classes or watch TV programs. 9 they use the language only 2 or 3 times a week, learning it will 10 a long time, like language learning at school. A few people try to learn a language fast by studying for 6 or 11 hours a day. It's much easier to learn the language in the country where it 12 . But most people are 13  to do this, and many people don't have to do so. Machines and good books will be very 14 , but they can not do the students' work. 15 the language is learned quickly or slowly, it is hard work.  1. A. so B. or C. and D. but  2. A. can＇t    B. impossible C. never  D. often  3. A. easily    B. difficult   C. able     D. easy  4. A. how much B. how long C. how fast D. how many  5. A. studied B. to study C. studying D. study  6. A. talk  B. tell  C. speak  D. say  7. A. them  B. this C. that D. it  8. A. without  B. with     C. in      D. by  9. A. If      B. When    C. Since    D. Until  10. A. spend    B. use     C. take     D. cost  11. A. some     B. more    C. other    D. less  12. A. speaks    B. is speaking C. spoke    D. is spoken  13. A. able     B. possible   C. unable    D. not possible  14. A. careful   B. forgetful  C. wonderful  D. helpful  15. A. either    B. whether   C. what   D. how