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II. Turn the following sentences into the active voice.
36. These artificial flowers are made of silk.
37. The lessons are being written by the students now. 38. This job has to be done at once.
39. These animals at the zoo are fed twice a day.
40. The operation is going to be performed by French doctors.
41. All the arrangements have been made.
42. When was this radio manufactured?
43. They couldn't found anywhere.
44. Is mathematics taught in this school?
45. Fortunately the machinery wasn't damaged by the accident.
46. Please wait here while your luggage is being examined.
47. How are candles made?
Loga
Sinh Học lớp 12
