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,....

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

ADV chỉ tần suất + V 

tobe + ADV chỉ tần suất 

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

D)

1. don't understand 

2. don't you ask 

3. don't like 

4. don't you like 

5. always shouts 

6. does he shout 

7. don't work 

8. don't do 

9. shouts 

E)

2. Do you sometimes go 

3. He never helps

4. She rarely plays

5. Does she often visit 

6. They don't often eat

7. We usually eat 

8. You must never tell 

9. She can always answer

`color{orange}{~MiaMB~}`

#$Bbi<3$ - `10`/`24`.

`D)`.

`1`. don't understand.

`2`. don't you ask.

`3`. don't like.

`4`.don't you like.

`5`.always shouts 

`6`.does he shout.

`7`.don't work.

`8`. don't do.

`9`.shouts.

`E)`.

`2`. Do you sometimes go.

`3`.He never helps.

`4`.She rarely plays.

`5`.Does she often visit.

`6`.They don't often eat.

`7`.We usually eat.

`8`.You must never tell.

`9`.She can always answer.

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

- Cấu trúc THTĐ :

(-) S + do/does + not + (TTTX) + V.

(+) S + (TTTX) + V/Vs,es.

(?) Do/Does + S + (TTTX) +V?

=> Dấu hiệu nhận biết : xuất hiện các trạng từ chỉ tần suất như: Always , often , usually,...

- Every + khoảng thời gian ( tháng/ngày/năm/....)