Giúp với ạ e camon :333

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 TLĐ

(+) S + will + V1 

(-) S + won't + V1 

(?) Will + S+ V1? 

DHNB: in the future, in + năm ở TL, in + time, next week, next year, ....

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,.....

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, ...

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EX3:

1. have lived

DHNB: for 2 years (HTHT)

2. lived

DHNB: in 1960 (QKD)

3. is leaving

DHNB: now (HTTD)

4. has taught

DHNB: since 2000 (HTHT)

5. bought

DHNB:ago (QKD)

6. do / learn

DHNB: often (HTD)

7. haven’t seen / said

HTHT + since + QKD

8. will visit

DHNB: tomorrow (TLD)

9. Đề sai (có since không dùng ago)

10. have been

DHNB: since last year (HTHT)

11. did you do 

DHNB: yesterday (QKD)

12. have read

13. was 

DHNB: in 1980 (QKD)

14. will teach

DHNB: next week (TLD)

15. am 

DHNB: every month (HTD)

16. have had 

DHNB: since .. (HTHT)

17. went

The last time + S+ V2/ed  + was + time 

18. will move

DHNB: next week (TLD)

19. has come

20. didn’t go 

DHNB: yesterday (QKD)

EX4:

1. D 

DHNB: three times this year (HTHT)

2. A

DHNB: in 1939 (QKD)

`color{orange}{~LeAiFuRuiHuiBao~}`