1. In all the world, there (be) ____are______ only 14 mountains that (reach) ____reach______above 8,000 meters.

2. He sometimes (come) ____comes______ to see his parents.

3. When I (come) ___came_______, she (leave) _____had left_____for Dalat ten minutes ago.

4. My grandfather never (fly) ____flies______ in an airplane, and he has no intention of ever doing so.

5. We have just (decide) __decided________ that we (undertake) _______will undertake_____ the job.

6. He told me that he (take) ____would take______ a trip to California the following week.

7. I knew that this road (be) ___was_______ too narrow.

8. Right now I (attend) _____am attending_____ class. Yesterday at this time I (attend) ___was attending_______class.

9. Tomorrow I'm going to leave for home. When I (arrive) ___arrive_______at the airport, Mary (wait) ____will wait______ for me.

10. Margaret was born in 1950. By last year, she (live) ___had lived_______on this earth for 55 years.

8.am attending - was attending

9.arrive - will be waiting

10.had lived

#)Giải :

1. In all the world, there (be) are only 14 mountains that (reach) reach above 8,000 meters.

2. He sometimes (come) comes to see his parents.

3. When I (come) came, she (leave) had left for Dalat ten minutes ago.

4. My grandfather never (fly) has never flown in an airplane, and he has no intention of ever doing so.

5. We just (decide) have just decided that we (undertake) would undertake the job.

6. He told me that he (take) would take a trip to California the following week.

7. I knew that this road (be) was too narrow.

8. Right now I (attend) am attending class. Yesterday at this time I (attend) was attending class.

9. Tomorrow I'm going to leave for home. When I (arrive) arrive at the airport, Mary (wait) will be waiting  for me.

10. Margaret was born in 1950. By last year, she (live) had live on this earth for 55 years.

1. My grandfather has never (fly) __flown________ in an airplane, and he has no intention of ever doing so.

2.We have just (decide) __decided________ that we (undertake) ______would undertake ______ the job.

3.Right now I (attend) _____am attending_____ class. Yesterday at this time I (attend) _____was attending_____class.

4.Tomorrow I'm going to leave for home. When I (arrive) _____arrive_____at the airport, Mary (wait) _____will be waiting_____ for me.

5.Margaret was born in 1950. By last year, she (live) ___had lived______on this earth for 55 years

6.The traffic was very heavy. By the time I (get) ____got______to Mary's party, everyone had already (arrive) ___arrived_______

.

Mình không biết giải thích :(

Sorry bạn nhé!!

1. My grandfather never (fly) ____has never flown______ in an airplane, and he has no intention of ever doing so.

* Thì HTHT để diễn trả 1 trải nghiệm. Dây là nói về trải nghiệm chưa từng đi máy bay

2.We just (decide) ____have just decided______ that we (undertake) ______would undertake______ the job.

* Dùng thì HTHT -> vừa mới quyết định diễn tả 1 việc vừa mói xảy ra kết quả còn ở HT -> về sau sẽ chia theo QK từ will-> would

3.Right now I (attend) ______am attending____ class. Yesterday at this time I (attend) _____was attending_____class.

* Vế thứ nhất có từ right now -> dấu hiệu của thì HTTD phía sau có cụm at this time yesterday -> dấu hiện rõ của thì QKTD

4.Tomorrow I'm going to leave for home. When I (arrive) _______arrive___at the airport, Mary (wait) _____will be waiting _____ for me.

* Đây là sự hòa hợp giữa thì HTĐ và thì Tương lai tiếp diễn.

Dịch : Ngày mai tôi sẽ rời khỏi đây để về nha. Khi tôi đến sân bay thì Mary sẽ đang chờ tôi ở đó.

5.Margaret was born in 1950. By last year, she (live) _____had lived_____on this earth for 55 years

* By last year -> Thì QKHT

6.The traffic was very heavy. By the time I (get) _____got_____to Mary's party, everyone already (arrive) _____had already arrived_____

* Dịch nôn na là : Giao thông quá là tắc nghẽn/ quá là đông. Tại thời điểm tôi đến bữa tiệc của Mary, MỌI NGƯỜI ĐÃ Ở ĐÓ .

-> Rõ ràng việc tôi đến xảy ra sau việc mọi người đễn vì lí do tắc nghẽ giao thông

=> Công thức: BY THE TIME + S + Vp , S + HAD + Vpp +O

 Chia động từ cho đúng

1. In all the world, there (be) ___are___ only 14 mountains that (reach) ___reach__above 8,000 meters.

2. He sometimes (come) ___comes____ to see his parents.

3. When I (come) ____came_____, she (leave) ___had left ______for Dalat ten minutes ago.

4. My grandfather has never (fly) _____flown_____ in an airplane, and he has no intention of ever doing so.

5. We have just (decide) ____decided____ that we (undertake) ____would undertake________ the job.

6. He told me that he (take) _____would take_____ a trip to California the following week.

7. I knew that this road (be) ____was______ too narrow.

8. Right now I (attend) ___am attending_____ class. Yesterday at this time I (attend) ___had been attending____class.

9. Tomorrow I'm going to leave for home. When I (arrive) ___arrive___at the airport, Mary (wait) ___will be waiting_____ for me.

10. Margaret was born in 1950. By last year, she (live) ___had lived___on this earth for 55 years.

11. The traffic was very heavy. By the time I (get) _got___to Mary's party, everyone already (arrive) ___had arrived____

12. I will graduate in June. I (see) ____will see______ you in July. By the time I (see) ____see______ you, I (graduate)will have graduated _.

13. I (visit) ___visited_______ my uncle's home regularly when I (be) _____was_____ a child

cảm ơn nhé

lâm linh

Exercise 1:

Bài 3: Chia động từ cho đúng

are – reach

comes

came – had left

has never flown

have just decided -would undertake

would take

was

am attending – was attending

arrive -will be waiting

had lived

1.In all the world, there are only 14 mountains that reach above 8,000 meters.

2.He sometimes comes to see his parents.

3.When I came, she had left for Dalat ten minutes ago.

4.My grandfather never has never flown in an airplane, and he has no intention of ever doing so.

5.We just have just decided that we would undertake the job.

6.He told me that he would take a trip to California the following week.

7.I knew that this road was too narrow.

8.Right now I am attending class. Yesterday at this time I was attending class.

9.Tomorrow I’m going to leave for home. When I arrive at the airport, Mary will be waiting for me.

10.Margaret was born in 1950. By last year, she had lived on this earth for 55 years.

1.In all the world, there (be) ARE only 14 mountains that (reach) REACH above 8,000 meters.

2.He sometimes (come) COMES to see his parents.

3.When I (come) CAME , she (leave) HAD LEFT for Dalat ten minutes ago.

4.My grandfather never (fly) HAS NEVER FLOWN in an airplane, and he has no intention of ever doing so.

5.We just (decide) HAVE JUST DECIDED that we (undertake) WOULD UNDERTAKE the job.

6.He told me that he (take) WOULD TAKE a trip to California the following week.

7.I knew that this road (be) WAS too narrow.

8.Right now I (attend) AM ATTENDING class. Yesterday at this time I (attend) WAS ATTENDING class.

9.Tomorrow I’m going to leave for home. When I (arrive) ARRIVE at the airport, Mary (wait) WILL BE WAITING for me.

10.Margaret was born in 1950. By last year, she (live) HAD LIVED on this earth for 55 years.

1. In all the world, there (be) ___are_______ only 14 mountains that (reach) ____ reach______above 8,000 meters.

2. He sometimes (come) ____comes ______ to see his parents.

3. When I (come) __came ________, she (leave) ____had left______for Dalat ten minutes ago.

4. My grandfather never (fly) ___has never flown_______ in an airplane, and he has no intention of ever doing so.

5. We just (decide) _____have just decided _____ that we (undertake) ___would undertake________ the job.

6. He told me that he (take) _____would take_____ a trip to California the following week.

7. I knew that this road (be) __was _____ too narrow.

8. Right now I (attend) __am attending________ class. Yesterday at this time I (attend) _was attending _________class.

9. Tomorrow I'm going to leave for home. When I (arrive) ________arrive __at the airport, Mary (wait) ___will be waiting _______ for me.

10. Margaret was born in 1950. By last year, she (live) ____ had lived______on this earth for 55 years .

11. The traffic was very heavy. By the time I (get) __got ________to Mary's party, everyone already (arrive) ______had already arrived____

12. I will graduate in June. I (see) ___will see _______ you in July. By the time I (see) _see_________ you , I (graduate) ___will have graduated​_____.

13. I (visit) ___visited_______ my uncle's home regularly when I (be) ______was ____ a child.

14. That book (be) _____ has been _____ on the table for weeks. __Haven't____You (not read) _____read_____ it yet ?

15. David (wash) _____is washing_____ his hands. He just (repair) ____has just repaired______ the TV set.

1. are - reach 2. comes 3. came - had left 4. has never flown

5. have just decided -would undertake 6. would take 7. was

8. am attending - was attending 9. arrive -will be waiting 10. had lived

11. got- had already arrived

12. will see - see - will have graduated

13. visited -was

14. has been - haven’t you read

15. is washing - has just repaired

16. Have you been - spent

17. have never met - looks

18. will have been- comes

19. found – had just left

Chia động từ cho đúng

1.In all the world, there (be) are only 14 mountains that (reach) reach above 8,000 meters.

2.He sometimes (come) comes to see his parents.

3.When I (come) came, she (leave) had left for Dalat ten minutes ago.

4.My grandfather never (fly) has never flown in an airplane, and he has no intention of ever doing so.

5.We just (decide) have just decided that we (undertake) would undertake the job.

6.He told me that he (take) would take a trip to California the following week.

7.I knew that this road (be) was too narrow.

8.Right now I (attend) am attending class. Yesterday at this time I (attend) was attending class.

9.Tomorrow I’m going to leave for home. When I (arrive) arrive at the airport, Mary (wait) will be waiting for me.

10.Margaret was born in 1950. By last year, she (live) had lived on this earth for 55 years.

11.The traffic was very heavy. By the time I (get) got to Mary’s party, everyone already (arrive) had already arrived

12.I will graduate in June. I (see) will see you in July. By the time I (see) see you, I (graduate) will have graduated.

13.I (visit) visited my uncle’s home regularly when I (be) was a child.

14.That book (be) has been on the table for weeks. Haven't you (not read) read it yet?

15.David (wash) is washing his hands. He just (repair) has just repaired the TV set.