Quá khứ đơn

KĐ: I went to school yesterday 

       He watched TV last night

       We studied at school last week 

PĐ  I didn't go to school yesterday 

       He didn't watch TV last night

       We didn't study at school last week 

NV:  Did you go to school yesterday ?

         Did he watch TV last night ?

         Did we study at school last week ?

Thì hiện tại hoàn thành

KĐ: I have gone to school

       He has watched TV

       We have studied at school 

PĐ  I haven't gone to school 

       He hasn't watched TV 

       We haven't studied at school 

NV:  Have you gone to school ?

         Has he watched TV ?

         Have we studied at school ?

Chúc bn học tốt

       

Thì QKĐ:

(S + verb + -ed)

<+> She met him yesterday.

<-> She didn't meet him yesterday./ She did not meet him yesterday.

<?> Did she meet him yesterday?

__________________

<+> Her mother died yesterday.

<-> Her mother didn't die yesterday./ Her mother did not die yesterday.

<?> Did her mother die yesterday?

___________________

<+> Last night, he saw Linh at the park.

<-> Last night, he didn't see Linh at the park./Last night, he did not see Linh at the park.

<?> Did he see Linh at the park last night?

Thì HTHT:

(S + have/ has + V3)

<+> She has eaten a lot of food at that restaurant.

<-> She hasn't eaten a lot of food at that restaurant./ She has not eaten a lot of food at that restaurant.

<?>  Has she eaten a lot of food at that restaurant?

___________________

<+> He has been studied English for two years.

<-> He hasn't been studied English for two years./ He has not been studied English for two years.

<?> Has he been studied English for two years?

___________________

<+> I've gone to the hospital.

<-> I haven't gone to the hospital./ I have not gone to the hospital.

<?> Have you gone to the hospital?