Đáp án:

40) They ____ to know each other for more than ten years.
A. get B. got C. have got D. had got (Thì HTHT)
41) ____ you ____ that film yet? 
A. Do/see B. Have/seen C. Did/see D. Had/seen (Thì HTHT)
42) I ____ the film with my friends last week.
A. watched B. watch C. have watched D. had watched (Thì QKĐ)
43) He ____ up at five every morning.
A. is getting B. got C. gets D. was getting (Thì HTĐ)
44) ____ she ____ in Hue at the moment?
A. Does/live B. Is/living C. Did/live D. Was/living (Thì HTTD)
45) He usually __ her at weekend but now he __ in bed because of his severe
illness.
A. visits/stays B. visits/staying C. visited/stays D. visits/is staying (1. HTĐ, 2. HTTD)
46) Don’t make noise, children! Parents ____.
A. sleep B. are sleeping C. were sleeping D. slept (Thì HTTD)
47) Why ____ you always ____ so much noise in the house? I don’t like that.
A. do/make B. did/make C. are/making D. were/making (Thì HTĐ)
48) What ____ he ____ before you came?
A. does/do B. had/do C. had/done D. has/done (Thì HTHT)
49) While mum was watching TV, I ____ my homework.
A. am doing B. was doing C. had done D. has done (Thì QKTD)
50) At this time yesterday I ____ to music.
A. listened B. had listened C. was listening D. am listening (Thì QKTD)

Chú thích: 

+QKĐ: quá khứ đơn

+HTĐ: hiện tại đơn

+HTTD: hiện tại tiếp diễn

+QKTD: quá khứ tiếp diễn

+HTHT: hiện tại hoàn thành

Phần gạch chân là dấu hiệu nha

Chúc bạn học tốt!!!

Tiểu Khôn

40) They ____ to know each other for more than ten years.

A. get B. got C. have got D. had got  (for more than ten years => chia ở HTHT)

41) ____ you ____ that film yet?

A. Do/see B. Have/seen C. Did/see D. Had/seen   (yet dùng trong câu hỏi/câu phủ định thì HTHT)

42) I ____ the film with my friends last week.

A. watched B. watch C. have watched D. had watched  (last week => chia ở QKĐ)

43) He ____ up at five every morning.

A. is getting B. got C. gets D. was getting   (every morning => chia ở HTĐ)

44) ____ she ____ in Hue at the moment?

A. Does/live B. Is/living C. Did/live D. Was/living    (at the moment => chia ở HTTD)

45) He usually __ her at weekend but now he __ in bed because of his severe illness.

A. visits/stays B. visits/staying C. visited/stays D. visits/is staying     (vế đầu có usually=>chia ở HTĐ, vế sau (sau but) có now=> chia ở HTTD)

46) Don’t make noise, children! Parents ____.

A. sleep B. are sleeping C. were sleeping D. slept    (câu này mình kh biết gthich sau nữa, bạn cứ hiểu là câu có dấu "!" thì chia ở HTTD nha)

47) Why ____ you often ____ so much noise in the house?

A. do/make B. did/make C. are/making D. were/making   (có often => chia ở thì HTĐ)

48) What ____ he ____ before you came?

A. does/do B. had/do C. had/done D. has/done   (có before => chia ở thì QKHT)

49) While mum was watching TV, I ____ my homework.

A. am doing B. was doing C. had done D. has done    (có while: trong khi, dùng trong câu ở thì QKTD)

50) At this time yesterday I ____ to music.  

A. listened B. had listened C. was listening D. am    (at this time yesterday:vào thời gian này hôm qua => chỉ 1 thời điểm xác định trong quá khứ => chia ở QKTD)