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![](https://rs.olm.vn/images/avt/0.png?1311)
1 play => playing
2 study => studying
3 do => doing
4 went => go
5 sleep => sleeping
6 have => had
7 broke => break
8 go => went
9 am => was
10 turn => turned
![](https://rs.olm.vn/images/avt/0.png?1311)
1. I was play => was playing football when she called me.
2. Was you study => studying Math at 5 p.m. yesterday?
3. What was she do=>doing while her mother was making lunch?
4. Where did you went=>go last Sunday?
5. They weren't sleep=>sleeping during the meeting last Monday.
6. He got up early and have=>had breakfast with his family yesterday morning.
7. She didn't broke=>break the flower vase. Tom did.
8. Last week my friend and I go =>went to the beach on the bus.
9. While I am => was listening to music, I heard the doorbell.
10. Peter turn =>turned on the TV, but nothing happened.
1. I was play => PLAYING football when she called me.
2. Was youstudy=> WERE YOU STUDYING Math at 5 p.m. yesterday?
3. What was she do while her mother was making lunch?
=> DOING
4. Where did you went last Sunday?
=> GO
5. They weren't sleep during the meeting last Monday.
=> SLEEPING
6. He got up early and have breakfast with his family yesterday morning.
=> HAD
7. She didn't broke the flower vase. Tom did.
=> BREAK
8. Last week my friend and I go to the beach on the bus.
=> WENT
9. While I am listening to music, I heard the doorbell.
WAS
10. Peter turn on the TV, but nothing happened.
=> TURNED
![](https://rs.olm.vn/images/avt/0.png?1311)
Tìm các lỗi sai trong các câu sau:
1. I was play football when she called me.
=> was playing
2. Was you study Math at 5 p.m. yesterday ?
=> Were you studying
3. What was she do while her mother was making lunch ?
=> was she doing
4. Where did you went last Sunday ?
=> did you go
5. They weren't sleep during the meeting last Monday.
=> didn't sleep
6. He got up early and have breakfast with his family yesterday morning.
=> had
7. She didn't broke the flower vase. Tom did.
=> break
8. Last week my friend and I go to the beach on the bus.
=> went
9. While I am listening to music, I heard the doorbell.
=> was listening
10. Peter turn on the TV, but nothing happened.
=> turned
Tìm các lỗi sai trong các câu sau:
1. I was play->playing football when she called me. …………………….
2. Was->did you study Math at 5 p.m. yesterday? ………………………..
3. What was->did she do while her mother was making lunch? …………………..
4. Where did you went->go last Sunday? ………………….
5. They weren't->didn't sleep during the meeting last Monday. ………………….
6. He got up early and have->had breakfast with his family yesterday morning. …………………….
7. She didn't broke->break the flower vase. Tom did. ………………….
8. Last week my friend and I go->went to the beach on the bus. ………………..
9. While I am ->was listening to music, I heard the doorbell……………………
10. Peter turn->turned on the TV, but nothing happened. …………
![](https://rs.olm.vn/images/avt/0.png?1311)
1.played =>were playing
2.read=>was reading
3.did she do=>was she doing
4.were you going=>did you go
5.was living =>has lived
6.was having =>had
7.broke=>break
8.leaves =>left
9.Did she study=>Was she studying
10.did you do=>were you doing
11.was helping
![](https://rs.olm.vn/images/avt/0.png?1311)
1 , Alice saw / was seeing the accident when she was catching the bus .
2 , What were you going / did you do when I called ?
3 , I didn't visit / weren't visiting my friends last summer holiday .
4 , It rained / was raining heavily last July .
5 , While people were talking to each other , he read / was reading his book
6 , My sister was eating / ate hamburgers every weekend last month
7 , While we were running / ran in the park , Mary fell over
8 , Did you find / Were you finding your keys yesterday ?
9 , Who was she dancing / did she dance with at the party last night ?
10 , They were watching / watched football on TV at 7 p. m yesterday .
1.saw
2, were you going
3, didn't visit
4, was rained
5, was reading
6, was eating
7, were running
8, did you find
9, did she dance
10,were watching
![](https://rs.olm.vn/images/avt/0.png?1311)
V. Find the mistakes.
1. I was play football when she called me.
.................................................................................
2. Was you study Math at 5 p.m. yesterday?
.................................................................................
3. What was she do while her mother was making lunch?
.................................................................................
4. Where did you went last Sunday?
.................................................................................
5. They weren’t sleep during the meeting last Monday.
.................................................................................
6. He got up early and have breakfast with his family yesterday morning.
.................................................................................
7. She didn’t broke the flower vase. Tom did.
.................................................................................
8. Last week my friend and I go to the beach by bus.
.................................................................................
9. While I am listening to music, I heard the doorbell.
.................................................................................
10. Peter turn on the TV, but nothing happened.
.................................................................................
![](https://rs.olm.vn/images/avt/0.png?1311)
IV. Sửa lỗi sai trong những câu sau.
1. She read=> was reading newspaper when we came
2. What's => What was she doing at this time last week?
3. He is phoning his friends while we we're listening to radio=> the radio
4. The teacher talked => was talking when he ran in to
5. Was => Were they learning maths at 4p.m the day before yesterday
6. We played => were playing football when it started raining.
7. Where is => was she going at this time last week ?
8. She was washed => was washing the dishes when we arrived
![](https://rs.olm.vn/images/avt/0.png?1311)
1. Why Long ( not/ want) didn't want to play soccer last Sunday?
2. She doesn't know Hung's sister. She (never/meet) has never met her.
3. When did you (start) started school? - When I (be) was six.
4. He usually wears sandals but when I last saw him he wore (wear) boots.
5.The class was begining (begin) before we came yesterday.
6. Tom have just ( just) go out at home when I arrived.
7. Where did you get after my parents leave(leave)?
8. His father (eat) ate while his mother (sew) sew a cushion last night.
9. I was happy to see her again after such a long time. I haven't seen ( not see) her for years.
10. Was Mary at home when you phone ?
No. She just has left (just leave).
Ex 2 : Sửa lỗi sai trong các câu sau
1 . I was play-> playing football when she called me .
2 . Was->Did you study Math at 5 p.m yasterday ?
3 . What was she do->doing while her mother was making lunch ?
4. Where did you went->go last Sunday ?
5 . They weren't sleep->sleeping during the meeting last Monday