1 buy => bought

2 jean => jeans

3 for => since

4 doing => do

5 meet => met

1. Buy => bought

2. Jean => jeans

3. For => since

4. Will => are

5. Meet => met

Chúc bạn học tốt!! ^^

watch => watching

listened => listen

do(1) => did

with => from

watch => ưatching

do => would

do you do => did you do

with => from

1 , that dinosaur live -> lived in the ocean million years ago

2 , they buy -> bought this fan yesterday

3 , they goes -> go to school every day

4, he were -> was at home yesterday

5 , i eat -> ate fish anh salad yesterday

6, he goes -> went to shool late yesterday

7 , we sang and dance -> danced at our friends birthday party last night

8, I swim -> swam every day afternoon when i was a boy

9, when we was -> were children , we loved candies very much

mỗi câu sau có một lỗi sai . T ìm và sửa những lỗi sai

1 , that dinosaur live=> lived in the ocean million years ago

2 , they buy=> bought this fan yesterday

3 , they goes=> go to school every day

4, he were=> was at home yesterday

5 , i eat=> ate fish and salad yesterday

6, he goes=> went to shool late yesterday

7 , we sang and dance=> danced at our friends birthday party last night

8, I swim=> used to swim every day afternoon when i was a boy

9, when we was=> were children , we loved candies very much

1. That dinosaur live \(\rightarrow\) lived in the ocean million years ago.

2. They buy \(\rightarrow\) bought this fan yesterday.

3. They goes \(\rightarrow\) go to school every day.

4. He were \(\rightarrow\) was at home yesterday.

5. I eat \(\rightarrow\) ate fish anh salad yesterday.

6. He goes \(\rightarrow\) went to shool late yesterday.

7. We sang and dance \(\rightarrow\) danced at our friends birthday party last night.

8. I swim \(\rightarrow\) swam every day afternoon when i was a boy.

9. When we was \(\rightarrow\) were children , we loved candies very much.

1, sai vị trí từ "is"

 Sửa : Do you know what his name is ?

2, Sai từ "a few "

Sửa : There are less students in the class today tha yesterday

3,Sai "a little"

Sửa : She has little friends at school

1. is his name -> his name is

2. a few -> less

3. a little -> little

1. did our father do -> our father did

2. like there -> than

3. for -> to

4.  at -> of

5. will -> will be

6. students ->  student

7. useless -> a useless

1.Lan (meet)............MET.........................her at the party 3 years ago

2.Last summer vacation , Mon (not buy)...............DIDN'T BUY..................me a new buy

3.When DID he(leave)..............LEAVE........................for work last week

4.What DID you(do)................DO.....................yesterday

5.We (begin) .................BEGAN.............................to learn English 3 years ago

6.She (be).................WAS............................an engineer last week

7. Lan (be not)................DIDN'T BE..............................at home yesterday

8.He (wear)......................WORE...............................the shirt last week

9.They (be)..............WERE........................here yesterday

10.DID You (go)................GO.........................to school yesterday

11.WAS Tam(be) at home last night-Yes he (be) WAS

1. met

2.didn't buy

3.left

4.What did you do...

5.began

6.Was

7. Wasn't

8.Wore

9. Were

10. Went

1. Lan met her at the party 3 years ago.

2. Last summer vacation, Mon didn't buy me a new buy.

3. When he left for work last week

4. What did you do yesterday

5. We began to learn English 3 years ago

6. She was an engineer last week

7. Lan wasn't at home yesterday

8. He wore the shirt last week

9. They were here yesterday

10. You went to shool yesterday

11. Tam was at home last night- Yes he was

1.What did the student (wear)....wear.................................. at school two years ago?

2. Where did you (put)put the cake yesterday?

3. What time did you (leave ).......leave...........................home for school yesterday?

4. What did Ba(receive).....receive ............................from Liz last week?

5. How long did he (do)......do......................this hat yesterday?

6. What time did you (go).....go..............................to bed last night?

7. Did You (go) ....go..............................to Dalat for last tet vacation/

8. Did He (have) .......have............................a lot of friends in Ho Chi Minh city 3 years ago?

9. Did  His uncle (take)...........take..................him to see Tri Nguyen aquarium last week?

10. Did Liz (buy)........buy................... a lot of souvenirs yesterday?

11. Did They (put) .....put......................the fish in the big bag last Sunday?

12. Did They (eat).........eat...................meat in her meals in Vung Tau yesterday?

13. Did I(wear)  wear the .........................cap with a dolphin om it yesterday/

14.Did Liz (teach)......teach........................... Ba some English last week/

15. Did Bad and Tan (remember) .....remember................their trip to Nha Trang last month?

16. Did Nam (return) .......return......................to Ha Noi last week?

17. I (go)......went......................to Ben Thanh market last Monday

18.He (get)........got......................up at 7 o’clock yesterday.

19. What time did you (go) ....go.................to bed last night?

20. She ( not go)........didn't go..........................to work last weekend.

21. Lan (meet).......met ..........................her at the party 3 years ago.

22. Last summer vacation,Mom (not buy).....didn't buy........................me a new buy?

23. When he (leave)............................... for work last week.(k hiểu )

24. What did you (do)......do........................... yesterday?

25. We (begin).....began...............................to learn English 3 years ago.

26. She (be)..........was...............................an engineer last week.

27. Lan (be not)..........didn't.........................at home yesterday

28He (wear) .........wear............................the shirt last week.

29. They (be ) ....were............................here yesterday.

30. Did You (go) ......go.........................to school yesterday?

31 Was Tam (be)...................................... at home last night? – Yes, he (be).was

32. Where did he (go)....go.................................... yesterday?

33. I (be).......was.................................. sick last night.

34.Why didn't you ( not come ) .......come..............................to calss yesterday?

37.We ( be ) .........were.................................. in the librery yesterday.
Xong rùi đó làm xong cho bạn mỏi hết cả mắt 

Cau 28 sua thanh wore nhe 

1 I'm -> I

2 are -> is

3 was -> has been

Ex7 : Mỗi câu sau đây có một lỗi sai. Tìm và sửa chúng :
1. At present , I'm work => working as a teacher in a secondary school and I plan to work here for 2 or 3 years before to Australia to study .
2. Fire are => is one of the most important inventiobs in history . 
3. Beyonces was => is now a very well-known all over the world and she has released several albums in her singing career .

1. who -> which

2. whom -> which

3. paint -> painted

4. which -> who

5. whom -> that/ which