EX1: Viết các câu sau ở thể khẳng định (+), thể phủ định (-), thể nghi vấn (?) ở thì quá khứ đơn.
1.         (+) They decided to leave soon.
(-) They didn't decide to leave soon.
(?) Did they decide to leave soon?
2.         (+) ________________________________________________________________.
(-) There were not many homeless people here ten years ago.
(?) ________________________________________________________________?
3.         (+) ________________________________________________________________.
(-) _________________________________________________________________.
(?) Did Tom’s grandfather use to be a soldier?
4.         (+) My teacher started teaching here 6 years ago.
(-)_________________________________________________________________.
(?) _________________________________________________________________?
5.         (+) Jane often went to school on foot 3 years ago.
(-) _________________________________________________________________.
(?) _________________________________________________________________?
6.         (+) _________________________________________________________________.
(-) The cat didn’t want to eat yesterday.
(?) _________________________________________________________________?
7.         (+) _________________________________________________________________.
(-) __________________________________________________________________.
(?) Did the train arrive late yesterday?
8.         (+) _________________________________________________________________.
(-) There wasn’t anything left in the fridge.
(?) _________________________________________________________________?
EX2. Chia các động từ trong ngoặc ở thì quá khứ đơn.
- Picasso __________ (be)born in 1881.
 
- You _______(be) my inspiration when I was a boy.
 
- Neil Armstrong (be)__________ the first person to walk on the moon.
 
- Last night, I (be)___________ sick.
 
-  Last week, my mother (take) _____________ me to the zoo.
 
- Yesterday, she (be)___________ at home yesterday.
 
- Lorena and I (be)_________ in the same class when we were in secondary school.
 
- When we (arrive) _____________ at the party, there (not be) _____________ many people there.
 
- My mother (say) _____________ that she (buy) _____________ me a new dress.
 
- Last summer, my father (teach) _____________ me to drive.
 
- I (start) _____________ doing charity when I (be) _____________ a first year student.
 
- Many rich people (donate) _____________ money for this volunteer program.
 
- My friend (ring) _____________ me yesterday and (invite) _____________ me to his party.
 
- What (you/ watch) _____________ on TV last night?
 
- When my father (be) _____________ young, he (use to) ______ be the most handsome boy in the village.
 
-  _____________ (you/ go) to see the concert yesterday?
 
- My performance (not be) _____________ really good. I (not feel) _____________ happy about it
 
- Jim (spend) _____________ the whole day taking after his brother
 
- I (write) _____________ a letter to my foreign friend but he (not write) _____________ back.
 
-  _____________ (they/ be) students of our school?
 
EX3. Viết các câu sau ở thể khẳng định (+), thể phủ định (-), thể nghi vấn (?) ở thì hiện tại hoàn thành.
1.         (+) I have finished my homework.
(-) ________________________________________________________________.
(?) ________________________________________________________________?
2.         (+) ________________________________________________________________.
(-) My uncle hasn’t been to Singapore before.
(?) ________________________________________________________________?
3.         (+) ________________________________________________________________.
(-) ________________________________________________________________.
(?) Have they found their keys?
4.         (+) Jim has just played video games with his brother.
(-) ________________________________________________________________.
(?) ________________________________________________________________?
5.         (+) ________________________________________________________________.
(-) My grandmother hasn’t visited me since November.
(?) ________________________________________________________________?
6.         (+) ________________________________________________________________.
(-) ________________________________________________________________.
(?) Has your sister studied Medicine for 2 years?
7.         (+) It has been long since our last encounter.
(-) ________________________________________________________________.
(?) ________________________________________________________________?
8.         (+) ________________________________________________________________.
(-) We haven’t graduated yet.
(?) ________________________________________________________________?
EX4. Điền “for” hoặc “since” vào chỗ trống sao cho thích hợp.
1. I (learn)________ Japanese for 3 months.
2. May (work)_________ for a non-profit organization since he graduated.
3. Kim (unemploy)  _________ for half a year.
4. I miss my friend. I (see)________ her for  months.
5. We (live)_______ in the dorm since our first year at university.
6. Jim and Jane (know)_____each other for quite a long time.
7. The baby’s hungry. He (not eat) __________anything since the morning.
8. (you/use)________ this laptop for 4 years?
9. They(be)_________ close friends since they started college.
10. My grandmother (be)________ a vegetarian for several years.