1. I_________(go) to school by bicycle every day. 2. When I(come)_________ home from work, my mother was cooking dinner. 3.The children ( play)_________________football at the moment. 4. If you (study )_________harder, you will pass the exam. 5.I wish he (not leave) _________________ here 6.He (live) __________________in Australia for 10 years. 7.Ba enjoys (play)_________________ football in the morning. 8. My house ( build)__________________ in 2004. 9. If the weather gets worse, we (not go) ________________ to the beach. 10.I wish I (live) ________________ near my school. 11. My brother usually (go) _______ to school by bike every day. 12. Last night, my father ( watch) ______________ TV 13.I wish I ( know) ______________her address 14. My father enjoys (watch) _______________ television in the evenings. 15.I wish I ( be ) ________________ taller.

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 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, ...

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

1. go

DHNB: every day (HTD)

2. came 

When + QKĐ, QKTD

3. are playing

DHNB: at the moment (HTTD)

4. study 
If loại 1: If +HTĐ, S + will/can/shall + V1

5. didn't leave

S + wish(es) + S + QKĐ : ước ở hiện tại 

6. has lived

DHNB: for 10 years (HTHT)

7. playing

enjoy + Ving: thích 

8. was built

DHNB: in 2004 (QKD)

S + was/were + V3/ed (bị động)

9. won't go 

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

10. lived

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

11. goes

DHNB: usually, every day (HTD)

12. watched

DHNB: last night (QKD)

13. knew 

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

14. watching

enjoy + Ving: thích 

15. were 

S + wish(es) + S + were : ước ở hiện tại 

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