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,.....

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, ...

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, ....

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

1. She doesn't often go fishing in her free time.

DHNB: often (HTD)

ADV chỉ tần suất + V 

go fishing: đi câu cá

in one's free time: trong thời gian rảnh của ai 

2. Are the children riding their bikes in the town now?

DHNB: now (HTTD)

3. Mai was absent from class yesterday morning because she was ill.

be absent from: vắng mặt 

DHNB: yesterday (QKD)

4. Did he visit Thu Le Zoo with his classmates last weekend?

DHNB: last weekend (QKD)

with sb: với ai 

5. I hope I will visit Ho Chi Minh City one day.

DHNB: one day (TLD)

6. Were you at the zoo last Sunday?

DHNB: last Sunday (QKD)

7. The weather is nice so many people are walking in the park now.

DHNB: now (HTTD)

8. It is rainy now so I don't want to go out.

want + to V: muốn 

9. Were you absent from class yesterday? 

DHNB: yesterday (QKD)

be absent from: vắng mặt 

10. My daughter gets to school on foot every day.

DHNB: every day (HTD)

get to sw: đi đến đâu

on foot = walk: đi bộ 

11. How much do these books cost?

How much + trợ động từ +S+ cost? hỏi giá tiền

12. You can play games in the afternoon but you must do your homework in the evening.

can + V1: có thể

in + buổi

must  +V1: phải làm gì

13. It is cool and dry from November to April. 

from sth to sth: từ ... đến 

14. When it is hot, we often go swimming.

S + be+  ADJ

DHNB: often (HTD)

go swimming: đi bơi 

15. Last summer, Nam spent his holiday in Singapore with his family.

DHNB: last summer (QKD)

in + nước 

with sb: với ai 

16. I want a robot to do the cleaning and the cooking.

want + O + to V: muốn ai làm gì 

17. They went to China by plane and stayed at a hotel.

go to sw: đi đến đâu

by + phương tiện 

stay at home: ở khách sạn 

18. We don't go camping because we don't have a tent.

go camping: đi cắm trại 

a + N số ít 

`color{orange}{~MiaMB~}`

`@` Kiến thức : Hiện tại đơn.

`-` Tobe :

$\text{ ( + ) S + am / is / are + N / adj}$

$\text{ ( - ) S + am / is / are + not + N / adj}$

$\text{ ( ? ) Am / Is / Are + S + N / adj}$

`-` Verb :

$\text{ ( + ) S + V ( s / es ) }$

$\text{ ( - ) S + don't / doesn't + Vinfi}$

$\text{ ( ? ) Do / Does + S + Vinfi?}$

`+`  I / you / we / they / Danh từ số nhiều + do / Vinfi

`+`  She / he / it / Danh từ số ít + does / Vs / es

`->` Diễn tả sự thật hiển nhiên, Diễn tả hành động thường ngày, Diễn tả lịch trình, thời gian biểu.

`DHNB` :  always, usually, sometimes, seldom, hardly, never, ...

`+` Once / Twice / Three times ... / a day / week / month ..

`@` Kiến thức : Hiên tại tiếp diễn.

`( + )` S + am / is / are + V-ing.

`( - )`  S + am / is / are + not + V-ing.

`( ? )` Am / Is / Are + S + V-ing?

`+` I + am

`+` She / He / It / N số ít + is.

`+` You / We / They / N số nhiều + are.

`-` Diễn tả hành động đang xảy ra trong lúc nói.

`+` `DHNB` : now, right now, at the moment, at present, Listen!, Keep silent!, ...

`@` Kiến thức : Quá khứ đơn.

- Quá khứ đơn :

- Tobe :

( + ) S + was / were + N / adj

( - ) S + was / were + not + N / adj

( ? ) Was / Were + S + N / adj?

- Verb :

( + ) S + Ved / V2

( - ) S + didn't + Vinfi

( ? ) Did + S + Vinfi?

- Diễn tả hành động, sự việc xảy ra trong quá khứ ( biết rõ thời gian )

- DHNB : last + ( time ), ( time ) + ago, yesterday, ..

`-` `-` `-` `-` `-` `-` `-` `-` `-` `-` `-` `-`

`1.` She doesn't often go fishing in her free time.

`2.` Are the children riding their bikes in the town now?

`3.` Mai was absent from class yesterday morning because she was ill.

`4.` Did he visit Thu Le Zoo with his classmates last weekend?

`5.` I hope I will visit Ho Chi Minh City one day.

`6.` Were you at the zoo last Sunday?

`7.` The weather is nice so many people are walking in the park now.

`8.` It is rainy now so I don't want to go out.

`9.` Were you absent from class yesterday? 

`10.` My daughter gets to school on foot every day.

`11.` How much do these books cost?

`12.` You can play games in the afternoon but you must do your homework in the evening.

`13.` It is cool and dry from November to April. 

`14.` When it is hot, we often go swimming.

`15.` Last summer, Nam spent his holiday in Singapore with his family.

`16.` I want a robot to do the cleaning and the cooking.

`17.` They went to China by plane and stayed at a hotel.

`18.` We don't go camping because we don't have a tent.