giúp em với ạ em cảm ơn

`->`

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: 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 QKTD 

(+) S + was/were + Ving 

(-) S + was/were+ not + Ving 

(?) Was/Were +S +Ving? 

Công thức thì QKĐ (V: to be)

(+) S + was/were + ... 

(-) S + was/were + not ... 

(?) Was/Were + S ... ? 

S số ít, I, he, she, it + was

S số nhiều, you, we ,they + were

Công thức thì QKĐ (V: thường)

(+) S + V2/ed 

(-) S + didn't + V1 

(?) Did + S+ V1?

DHNB: ago, last (year, month ...), yesterday, in + năm QK, ...

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

1. would buy 

S + said + (that) + S+ V (lùi thì)

TLĐ --> would 

next week --> the next week / the following week

2. didn't answer

S + asked + O + Wh + S + V (lùi thì)

HTĐ --> QKĐ

3. going

be used to + Ving: quen với việc gì 

4. gets

If loại 1: If + HTĐ, S + will/can/shall/must + V1

7. to speaking

be looking forward to + Ving: mong chờ điều gì

8. have worked

DHNB: for an hour (HTHT)

9. would be

S + wish(es) + S + would + V1 : ước ở tương lai

10. talking

keep + Ving 

11. have been

DHNB: for nearly three years (HTHT)

12. Did Nam award

DHNB: last week (QKD)

13. knew 

S + wish(es) + S + V2/ed (ước ở hiện tại)

14. visit

would like + to V / N : muốn

15. has already been typed / typed 

DHNB: already (HTHT), yesterday (QKD)

HTHT - bị động: S + has/have + been + V3/ed 

16. to write / were

used to + V1: đã từng 

17. arrived / was still sleeping

When + QKĐ, QKTD

`color{orange}{~LeAiFuRuiHuiBao~}`