49. B. 1. What does Anna feel about learning grammar? 2. Anna finds learning idioms hard.3. Anna finds learning idioms far more difficult than learning words.4. Anna has the idea how to learn grammar.5. Anna has no problem learning words connected with her interests.6. It is important to keep yourself up-to-date with idioms.7. If you get intonation wrong, people may think you are rude.8. It is important to know how to ask for information.9. It is much more polite to say, "I'm afraid, I don't know" than just "Idon't know".10. Some people find it useful to make notes of words to memorizethem.11. It is good to know that you can easily understand a few words at atime.12. Make sure to do your homework before five o'clock.13. I am sure he can cope with the job.politeltopay​