25. Beautiful toys can be made from these plastic.
26. A class meeting is held by my class every Monday.
27. Are clothes often bought at this shop?
28. A lot of money is spent for the project.
29. Letters are written to Hoa's parents every week.
30. English is taught by Mr. Dung at school.
31. This book isn't used often.
32. Vegetable matter is made in compost.
33. Old car tires are recycled to make sandals.
34. Lessons should be learned carefully by students.
35. Children are often taken care of by parents.
36. Many gifts are often got on my birthday.
37. Her lessons are written with ball pen.
38. The empty milk bottles will be cleaned and refilled.
39. Many accidents are caused by careless driving.
40. The compost heap shouldn't be watered.
