2. Complete the second sentence so that it has the same meaning as the first one.
(Hoàn thành câu thứ hai sao cho nghĩa giống với câu thứ nhất.)
1. Chris and his friends started going on a safari at 8 a.m. and finished at 11 am.
Chris and his friends _________________________ at 10 a.m.
2. At 7 o'clock last night, Vanessa was singing in public and her brother was playing the guitar.
While Vanessa _________________________.
3. Susan hurt her ankle during her trek in the mountains.
Susan __________________________ when she hurt her ankle.
4. They swam with dolphins all morning yesterday.
They _________________________ at 10 a.m. yesterday.
1. Chris and his friends were going on a safari at 10 a.m.
(Chris và bạn bè của anh ấy đang đi dã ngoại vào lúc 10 giờ sáng.)
Giải thích: Chris và các bạn của anh ta bắt đầu đi dã ngoại lúc 8 giờ sáng và kết thúc lúc 11 giờ, nghĩa là lúc 10 giờ họ vẫn đang đi dã ngoại → chia thì quá khứ đơn
2. While Vanessa was singing in public at 7 o’clock last night, her brother was playing the guitar.
(Trong khi Vanessa đang hát trước công chúng lúc 7 giờ tối qua thì anh trai cô ấy đang chơi ghi-ta.)
Giải thích: Vào 7 giờ tối hôm qua, Vannessa đang hát trước mọi người và anh trai cô ấy đang chơi ghi ta → hai hành động cùng xảy ra song song tại một thời điểm trong quá khứ → cả mệnh đề đi với while và mệnh đề còn lại đều chia quá khứ tiếp diễn.
3. Susan was trekking in the mountains when she hurt her ankle.
(Susan đang đi bộ xuyên núi thì bị đau mắt cá chân.)
Giải thích: Susan bị đau mắt cá chân trong chuyến đi bộ leo núi → đang đi bộ leo núi thì việc đau mắt cá chân xen vào → mệnh đề đi với when chia quá khứ đơn, mệnh đề còn lại chia quá khứ tiếp diễn.
4. They were swimming with dolphin at 10 a.m. yesterday.
(Họ đang bơi cùng cá heo lúc 10 giờ sáng hôm qua.)
Giải thích: Họ đi bơi với cá heo nguyên buổi sáng hôm qua nghĩa là 10 giờ sáng hôm qua họ vẫn đang bơi với cá heo → chia thì quá khứ tiếp diễn

Các bài tập cùng chuyên đề
Bài 1 :
Give the correct form of the verbs in the brackets to complete the sentences
Bài 2 :
Give the correct form of the verbs in the brackets to complete the sentences
Bài 3 :
Give the correct form of the verbs in the brackets to complete the sentences
Bài 4 :
Give the correct form of the verbs in the brackets to complete the sentences
Bài 5 :
Give the correct form of the verbs in the brackets to complete the sentences
Bài 6 :
Give the correct form of the verbs in the brackets to complete the sentences
Bài 7 :
Give the correct form of the verbs in the brackets to complete the sentences
Bài 8 :
Give the correct form of the verbs in the brackets to complete the sentences
Bài 9 :
Give the correct form of the verbs in the brackets to complete the sentences
Bài 10 :
Give the correct form of the verbs in the brackets to complete the sentences
Bài 11 :
Choose the best answer.
I _______ Arthur three weeks ago.
was meeting
have met
met
had been meeting
Bài 12 :
Choose the best answer.
My father _________ for 5 years.
doesn’t smoke
smoked
didn’t smoke
hasn’t smoked
Bài 13 :
Choose the best answer.
The farmers______ in the field at the monent.
are working
work
have been working
have worked
Bài 14 :
Choose the best answer.
By next month, I _______ my first novel.
will be finishing
will finish
is going to finish
will have finished
Bài 15 :
Choose the best answer.
Be quiet! The teacher _______ (be) angry.
is
is being
has been
was
Bài 16 :
Choose the best answer.
By noon, I _______ for her for two hours.
will have waited
will be waiting
have been waiting
have waited
Bài 17 :
Choose the best answer.
Up to now, the teacher ________ our class five tests.
is giving
will give
gave
has given
Bài 18 :
Choose the best answer.
Listen! I think someone _______ (knock) at the door.
has been knocking
is knocking
knocks
knocked
Bài 19 :
Choose the best answer.
By 9 o'clock, we _______our homework.
will have finished
have finished
will finish
had finished
Bài 20 :
Choose the best answer.
Look at those black clouds. It (rain)________
is raining
rains
is going to rain
will rain
Bài 21 :
Choose the best answer.
Our house ________ in the storm last night.
would destroy
destroyed
was destroyed
was going to destroy
Bài 22 :
Choose the best answer.
Don’t call him at 8 a.m tomorrow. He _____ English then.
is going to study
will have studied
will study
will be studying
Bài 23 :
Choose the best answer.
Up to then, I _____ such a fat man.
never see
never saw
have never seen
have never been seeing
Bài 24 :
Choose the best answer.
They (live)________ in London from 1970 to 1990.
live
were living
have lived
lived
Bài 25 :
Choose a suitable verb tense.
Bài 26 :
Find a mistake in this sentence.
Bài 27 :
Find a mistake in this sentence
Bài 28 :
Find a mistake in this sentence
Bài 29 :
Find a mistake in this sentence
Bài 30 :
Find a mistake in this sentence