38. goes

39. designing/ to design

40. is 

41. has not smoked

42. does not watch

43. is playing

44. am working

45. has been

46. left

47. Is she listening

48. studies

49. does not go shopping

50. Will they have been being teached

51. are doing 

52. are not

53. are not

54. have not finished

55. will plant

56. are playing 

57. talk

58. to go

59. has given

38. goes 

always -> HTĐ

39. designing

love + V_ing

40. is 

điều hiển nhiên -> HTĐ

41. hasn't smoked

for + khoảng thời gian -> HTHT

42. doesn't watch

every night -> HTĐ

43. is playing

at present -> HTTD

44. am working

Please be quiet! -> HTTD

45. has been

since -> HTHT

46. left, work

last night -> QKĐ

since + HTHT

47. Is she listening

now -> HTTD

48. studies

việc thường xuyên -> HTĐ

49. doesn't go shopping

often -> HTĐ

50. Will they be teaching

at this time tomorrow -> TLTD

51. are doing 

at the moment -> HTTD

52. aren't

việc hiển nhiên -> HTĐ

53. aren't

việc hiển nhiên -> HTĐ

54. haven't finished

yet -> HTHT

55. will plant

next month -> TLĐ

56. are playing 

at the moment -> HTTD

57. talk

always -> HTĐ

58. to go

used + to V

59. has given

Up to now -> HTHT