31. It's a two - week trip.
32. Hoa's hobby is reading.
33. Her younger brother enjoys watching TV.
34. What about going to the cafeteria.
35. The blue dress is cheaper than the red dress.
36. What is Ba favorite subject?
37. The price of three bananas are 1,800 dong.
38. Let's go to the cafeteria.
39. We will have a three - month vacation.
40. Nam is going to visit his grandparents tonight.
41. It's not easy to find an apartment in Ha Noi.