41.My class has forty students.

42. We usually go to school by bike.

43. She likes apple juice.

46. How many oranges would you like?

47. How do a cake and an orange cost?

48.Let’s go camping in Con Vanh Beach this Sunday

49. What about singing an English song?

50. My sister goes to the supermaket by bike.

51. That is Mr.Trung’s motorbike.

52. My father is traveling to HaNoi by car