`1.` She has three children and my parents have two children.

`2.` Hung does not live in Vietnam. He lives in Bangkok with his father.

`3.` They teach English at high school.

`4.` Nga and Nam are doctors. They work in a hospital.

`5.` What does he do? He is an engineer.

`6.` Do you wake up at six in the morning?

`7.` Lucy goes window shopping seven times a month.

`8.` Does he want to come here to watch a football match?

`9.` She does not want you to do it.

`10.` The children do not have English on Fridays.

`11.` Tom always rides his bike quickly.

`12.` Do you like pop music?

`13.` Linda takes care of her sister.

`14.` My sisters play the piano every day.

`15.` They buy a smart TV.

`16.` She often goes to school by bus.

`17.` Your father has breakfast at `6:30` every day.

`-------`

HTD : 

Verb

(+) S + V(-s/-es) + O

(-) S + do/does + not + V + O

(?) Do/Does (not) + S + V + O?

Tobe

(+) S + am/is/are + N/Adj

(-) S + am/are/is + not +N/Adj

(?) Am/Are/Is (not) + S + N/Adj?

`--------`

`-` Diễn tả những hành động, sự việc diễn ra lặp đi lặp lại, thường xuyên hay một thói quen thường nhật. 

`-` Diễn tả một sự thật, một chân lý.

`-` Diễn tả những sự sắp xếp thời gian, cố định và khó có khả năng thay đổi như lịch tàu, xe, máy bay, lịch học, lịch trình du lịch.

`1.` has / have.

`2.` doesn't / lives.

`3.` teach.

`4.` are / work.

`5.` does he do / work.

`6.` Do you wake up.

`7.` goes.

`8.` Does he want.

`9.` doesn't want.

`10.` don't have.

`11.` rides.

`12.` Do you like.

`13.` takes care

`14.` play

`15.` buy.

`16.` goes.

`17.` Do your father have.

`***` 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, ...