1. Mistake: "live" should be "lives" Corrected: Miss Lien lives in a small house on Hanoi.

2. Mistake: "is breakfast" should be "has breakfast" Corrected: She usually has breakfast at seven in the morning...

3. Mistake: "she has dinner at twelve o'clock" should be "she has dinner at twelve o'clock" Corrected: ...and she has dinner at twelve o'clock in the canteen of the school.

4. Mistake: "teaches his students" should be "teaches her students" Corrected: She teaches her students in the morning.

5. Mistake: "teaches them dialogues on Wednesdays to Fridays" should be "teaches them dialogues from Wednesdays to Fridays" Corrected: She teaches them dialogues from Wednesdays to Fridays.

6. Mistake: "teach them grammar" should be "teaches them grammar" Corrected: On Mondays, she teaches them grammar.

7. Mistake: "listens books" should be "listens to books" Corrected: On the evening, she usually stays at home and listens to books.

8. Mistake: "goes to the movie theatre" should be "goes to the movie theater" Corrected: She sometimes goes to the movie theater.

9. Mistake: "always go to bed at ten o'clock" should be "always goes to bed at ten o'clock" Corrected: She always goes to bed at ten o'clock.

10. Mistake: "Hanoi" should be "in Hanoi" Corrected: Miss Lien lives in a small house in Hanoi.

Here are the correct matches for the questions and answers:

1. Who are you waiting for? - d. I'm waiting for my friends.
2. What do you do at break time? - h. I go out and play in the playground.
3. Where are you going? - f. I'm going home.
4. Do you play sports after school? - g. Yes, I do.
5. Are they watching television? - a. No, they are sleeping.
6. Why is he going out? - c. To buy some bread.
7. How often do you go to school? - e. I go to school five days a week.
8. How do you go to school? - b. I go to school by bicycle.