Câu đầu tiên : Lan invite her friends to her birthday party last night .

Từ invite sai vì cuối câu có từ last night là tối hôm qua (quá khứ )nên ta phải thêm ed vào thành invited mới đúng 

Câu 2 

Did you enjoyed the party ?

Từ enjoyed bị sai ngữ pháp vì trong câu hỏi quá khứ không cần thêm ed .

lan invite her friends to her birthday party last night => invited

did you enjoyed the party ? - yes , I did => enjoy

When => Why

When sửa thành Why

1 join => joined

2 did(2) => do

3 I did => I didn't

4 on => at

5 book => books

6 many => much

7 must => can

8 person => people

9 money

10 little => few

11 has=> have

12 one => a

camr ơn

1 join => joined

2 you did=> you do

3 I did => didn't

4 on => at

5 book => books

1 join => joined

2 you did=> you do

3 I did => didn't

4 on => at

5 book => books

ko có j

1. am -> was

2. stays -> stayed

3. had gone -> went

1 am->was

2 stays->Stayed

Vế trước,sau có V chia thì quá khứ đơn(hành động đã xảy ra trong quá khứ )->cả vế chia quá khứ đơn

3 had gone->went

-S+had PII+before+ S+V(ed/bất quy tắc)

-S+V(Ed/bất quy tắc)+after+S+had PII

1. am -> was

- Cấu trúc: When + simple past, simple past

-> Diễn tả 2 hành động cùng xảy ra song song trong quá khứ.

2. stays -> stayed

- Cấu trúc: When + simple past, simple past

-> Diễn tả 2 hành động cùng xảy ra song song trong quá khứ.

3. had gone -> went

- Cấu trúc: simple past + after + past perfect

-> Diễn tả hành động xảy ra sau khi một hành động khác đã kết thúc. 

1.How  did you do yesterday? I played football à what                                  

2.Did  she sang and dance last night? à____sing_____  

3. What does he do last week? à___did_______

 4. what do you doing now? à___are_______

5. we chated with my friends yesterday. à___chatted/ our______ 

6. Did you watch cartoons last sunday? yes I do à__did___  

7. I stay at home tomorrow.  à__will stay_____

8. he had a lot of fun next weekend. à____will have_____ 

9. Do they enjoy the party last saturday?yes they did à_Did____  

10. he should takes a rest à_____take___

1. what’s the matter by you?       à ………with…………….                      

2. you shouldn’t drink a lot of sweets. à ………?…………….                      

3. you has a  backache  . à …have……….    

4. he have a fever  . à ………has…………….                      

5. she has a head à ………headache…………….   

6. Does they play tennis à …………Do………….                      

7. Don’t plays with matches! à …play…….      

8. Don’t run up the stair! à ……down………

9. Don’t ride your bike too slow! à ……fast……………….                      

10. why shouldn’t  I plays with the knife. à ……play……………….                      

11. what time does he cooks dinner? à ………cook…………….                      

12. what do Peter do in his free time? à ……does……………….                       

13. what happen in the story? à …………happens………….                      

14. what do you think at Snow white? à ……of……………….                      

15. what do you do last summer? à …………did………….                      

16. how many people there are in your family? à …are there…                      

17. what would you like being in the future? à ……to be……………….                      

18. What story are you read? à ………reading…………….                      

19. where will you are this weekend? à ……be……………….                      

20. Excuse me, what is the theatre? à ………where…………….         

1. How - What                

2. sang - sing

3. does - did

4. do - are

5. chated - chatted

6. do - did

7. stay - will stay

8. next - last

9. Do - Did

10. takes - take

---------

1. by - with

2. drink - eat    

3. has - have

4. have - has               

5. head - headache

6. Does - Do

7. plays - play

8. up - down

9. slow - fast

10. plays - play

11. cooks - cook

12. do - does

13. happen - happened

14. at - about

15. do - did            

16. there are - are there                     

17. being - to be                     

18. read - reading

19. are - be  

20. what - where

where was => were you last night ? 

where did you went => go?

did you enjoy the trip ?-yes,i do => did

last weekend, linda went to the zoo by an => bỏ underground

they were => were they

I. Sửa lỗi sai trong những câu sau

1. She can speak 2 language->languages

2. Her daughter study English at school->studies

3. Last summer he visits his friends->visited

4. She asked me learning English->to learn

5. My boyfriend likes going out on the rain->in

6. Did you good at maths last year->Were

did => was doing

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