B nào lm nhanh nhất mik cho 5s nhé

Công thức thì HTHT

(+) S + has/have + V3/ed 

(-) S + has/have + not + V3/ed 

(?) Has/Have + S+ V3/ed?

DHNB: before, since + mốc thời gian, for + khoảng thời gian, yet, already, just,....

Công thức thì HTĐ (V: tobe)

(+) S + am/is/are ..

(-) S + am/is/are + not .. 

(?) Am/Is/Are + S + ... ? 

I + am

S số ít, he, she, it + is

S số nhiều, you ,we, they + are

Công thức thì HTĐ (V: thường)

S số ít, he, she, it 

(+) S + Vs/es

(-) S+ doesn't + V1 

(?) Does +S +V1?

S số nhiều, I, you, we, they

(+) S + V1 

(-) S+ don't + V1 

(?) Do + S+ V1? 

DHNB: always, usually, sometimes, often, never, seldom,....

Công thức thì HTTD 

(+) S + am/is/are + Ving 

(-) S + am/is/are + not + Ving 

(?) Am/Is/Are +S +Ving? 

DHNB: now, right now, (!), at present, at the moment,.....

-------------------------------------------------

1. haven't seen 

DHNB: recently (HTHT)

2. haven't contacted 

DHNB: for a long time (HTHT)

3. have /studied 

4. have / seen 

HTHT + since + QKD 

5. haven never seen 

DHNB: never (HTHT)

6. are / have been 

DHNB: for 20 years (HTHT)

7. have seen 

8. has lost 

DHNB: for 2 days (HTHT)

9. hasn't finished

DHNB: yet (HTHT)

10. hasn't seen 

DHNB: since Christmas (HTHT)

11. is watching 

DHNB: at the moment (HTTD)

12. is crying 

DHNB: Look! (HTTD)

13. are putting 

DHNB: right now (HTTD)

14. is working 

DHNB: now (HTTD)

15. is snowing 

DHNB: Look! (HTTD)

16. go

DHNB: often (HTD)

17. goes 

DHNB: every day (HTD)

18. work 

DHNB: never (HTD) 

19. rains 

DHNB: often (HTD)

20. waters

DHNB: usually (HTD)

`color{orange}{~MiaMB~}`