$\begin{array}{c} \color{#db1616}{\texttt{#NUyen}} \end{array}$

`1`. am - is

`2`. is

`3`. are

`4`. are

`5`. are not

`6`. are not

`7`. is

`8`. is not

`9`. are

`10`. are not

Ex `2`

`1`. come

`(-)` I don't come home at 6 o'clock

`(?)` Do you come home at 6 o'clock?

`2`. brushes

`(-)` She doesn't brush her teeth every morning

`(?)` Does she brush her teeth every morning?

`3`. visit

`(-)` They don't visit the zoo

`(?)` Do they visit the zoo?

`4`. misses

`(-)` He doesn't miss his family

`(?)` Does he miss his family?

`5`. rains

`(-)` It doesn't rain heavily

`(?)` Does it rain heavily?

`6`. is

`(-)` The simple tense is not easy

`(?)` Is the simple tense easy?

`-----`

`@` HTĐ

`***` Công thức V tobe

`(+)` S + am/is/are + ...

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

`(?)` Am/is/are + S + ... ?

`***` Công thức V thường

`(+)` S + V(s/es)

`(-)` S + don't/doesn't + V(bare) + O

`(?)` Do/does + S + V(bare) + O?

`***` Cách dùng

`-` Diễn tả thói quen, lặp lại

`-` Diễn tả sự thật

`-` Diễn tả 1 kế hoạch, lịch trình

`***` Dấu hiệu

`-` Trạng từ chỉ tần suất ( always, usually,... )

`-` Số lần : once, twice, three times,...

`-` Chỉ sự lặp đi lặp lại : everyday, everyweek,...

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

`@` N(số ít) + is, V(s/es)

`@` N(số nhiều) + are, V(bare)

`@` `I` + am, V(bare)