1/ came ( QKĐ  ; dấu hiệu : yesterday )

2/ stopped ( QKĐ ; dấu hiệu : 5 years ago )

3/ didn't want ( QKĐ ; dấu hiệu : last year )

4/ had ( QKĐ ; dấu hiệu : last week )

5/ Did she get ( QKĐ ; dấu hiệu : last year )

6/ doesn't study ( HTĐ ; dấu hiệu : on Fridays )

7/ studies ( HTĐ ; dấu hiệu : every day )

8/ cry - miss

9/ goes ( HTĐ ; dấu hiệu : always )

10/ Does she live ( HTĐ ; diễn tả 1 sự thật hiện nhiên hay 1 chân lý )

`1`/ came

`2`/ stopped

`3`/ didn't want

`4`/ had

`5`/ Did she get

`6`/ doesn't study

`7`/ studies

`8`/ was crying / missed

`9`/ goes 

`10`/ Does she live

Những thì đc dùng trong bài này: HTD / QKD

Công thức HTD:

S + v-infinite / s or es + ....

- ) S + don't / doesn't + v-infinite + ....

? ) Do / does + S + v-infinite + ... ?

I, you, we, they + v-infinite / do(don't)

he, she, it + does ( doesn't ) / v-s or es

Dấu hiệu: những trạng từ chỉ tần xuất ( always, usually,... ) , every day, on Friday,.....

Công thức QKD:

S + V2 / ed + ...

- ) S + didn't + v-infinite + ....

? ) Did + S + v-infinite + ..... ?

Dấu hiệu: yesterday, last year,......