`-` Thì HTĐ :

`+` KĐ : S + Vs / es

`+` PĐ : S + don't / doesn't + V

`+` NV : Do / Does + S + V ?

`=>` `DHNB` : every , always , sometimes , often , usually , never , ...

`=>`

`+` I , You , We , They `+` V-inf

`+` He , She , It `+` Vs / es

`=>` Dùng để diễn tả về hành động xảy ra ở Hiện tại hoặc nói về sự thật

`-` Thì HTTD :

`+` KĐ : S + is / am / are + V-ing

`+` PĐ : S + isn't / 'm not / aren't + V-ing

`+` NV : Is / Am / Are + S + V-ing ?

`=>` `DHNB` : at the moment , at present , now , right now , Look ! , Be quiet ! , ...

`=>`

`+` I `+` am ( not )

`+` He , She , It `+` is ( not )

`+` You , We , They `+` are ( not )

`=>` Dùng để diễn tả về hành động đang xảy ra hoặc dự định của ai đó trong Tương lai

`Ex.1`.

`1`.is raining

`2`.rains

`3`.read

`4`.works

`5`.don't eat

`6`.is eating

`Ex.2`.

`1`.is sleeping

`2`.am writing

`3`.teaches

`4`.speaks

`5`.works

`\text{# TF}`

1. is raining

2. rains

3. read

4. works 

5. don't eat

8. is eating

1. is sleeping

2. am writing 

3. teaches

4. speaks

5. works 

*GT: - HTĐ: 

(+) S + V (s/es)

(-) S + do/does + not + V-infinitive 

- HTTD:

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