21.__________ does his mother do ? – She is a nurse. 22. __________ do you live ? – At 13 Le Duan Street. 23. ___________ don’t you write your excercises ? – Because they are so difficult. 24. __________ do you go to school with? - My best friend, Tuan. 25. ________________ foreign languages do you speak ? _ Two. 26. __________ are those fashionable hats ? – 100.000 dong. 27. ___________ is your grandmother? – She is 90 years old. 28. __________ is it from your house to school ? – 5 kilometers. 29. ___________ does it take you to school ? – 15 minutes. 30. __________ bag is that ? – It’s Lan’s bag. điền vào chỗ trống họ mik nhé