39. Could you give me the bag?

-> Would you mind giving me the bag?

Cấu trúc: mind + V_ing

40. I started learning English 3 years ago.

-> I have learned English for 3 years

Cấu trúc: S + has/have + V_pp/ed

for + thời gian xác định

41. Mr. Nam repaired the computer.

-> The computer was repaired by Mr. Nam

Cấu trúc: S + was/were + V_pp/ed + <by O>

42. " I enjoy playing soccer," Ba said .

-> Ba said that he enjoyed playing soccer

Cấu trúc: S + said + S + Vlùi thì + O

enjoy + V_ing

43. " Do you know English ?". Lan asked Nga .

-> Lan asked Nga if she knew English

Cấu trúc: S + asked + S + if/whether + S + Vlùi thì + O

44. My grandfather grows a lot of flowers.

-> A lot of flowers are grown by my father

Cấu trúc: S + am/is/are + V_pp/ed + <by O>

45. The facsimile was invented by Alexander Bain in 1843.

-> Alexander Bain invented the facsimile in 1843

46. Is it all right if I take some photographs?

-> Would you mind taking some photographs?

Cấu trúc: mind + V_ing

47. We have built two department stores this year

-> Two department stores have been built this year

Cấu trúc: S + has/have + BEEN + V_pp/ed + <by O: 

48. “I will go to Hue tomorrow”

-> He told me he would go to Hue the following day

Cấu trúc: trạng ngữ tomorrow -> the following day trong câu gián tiếp

49. I last saw him three days ago

-> I have seen him for three days

39. Would you mind giving me the bag? ( sau "mind" dùng V-ing)

40. I have started learning English for 3 years.(câu ở thì hiện tại hoàn thành)

41. The computer was repaired by Mr. Nam(câu bị động thì quá khứ đơn)

42. Ba said that he enjoys playing soccer(câu tường thuật gián tiếp)

43. Lan asked Nga if she known English (câu tường thuật gián tiếp)

44. A lot of flowers are grown by my grandfather. (câu bị động thì hiện tại đơn)

45. Alexander Bain invented the facsimile in 1843.( câu bị động->câu chủ động)

46. Would you mind if I take some photographs?

47. Two department stores have been built this year.(câu bị động thì hiện tại hoàn thành)

48. He told me that he would go to Hue the next day.(câu tường thuật gián tiếp)

49. I have seen him for three days.(thì hiện tại hoàn thành)