`Answer:`

`1,` My sister is going home now

`2,` I am reading a great book

`3,` Lan doesn't wash her hair

`4,` Are they watching TV?

`5,` The baby is crying

`6,` He doesn't study Japanese

`7,` Are we driving to Mexico?

`8,` Linda doesn't tell a story

`9,` They are studying this evening

`10,` Anna is drinking tea now

__________________________________________

$\text{*Simple present:}$

`@` Với động từ "tobe":

`+)` $\text{S + am/is/are + adj...}$

`-)` $\text{S + am/is/are + not + adj...}$

`?)` $\text{Am/Is/Are + (not) + S + adj...}$

`@` Với động từ thường:

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

`-)` $\text{S + don't/doesn't + V}$

`?)` $\text{Do/Does (not) + S + V}$

$\text{*Present continuous:}$

`+)` $\text{S + am/is/are + V_ing}$

`-)` $\text{S + am/is/are + not + V_ing}$

`?)` $\text{Am/Is/Are + (not) + S + V_ing}$

`@` DHNB: now, at the moment, at present, .......

`#TD`

`1.` My sister is going home now.

`2.` I am reading a great book.

`3.` She is not washing her hair.

`4.` Are they watching TV`?`

`5.` The baby is crying.

`6.` He is not studying Japanese.

`7.` Are we driving to Mexico`?`

`8.` Linda is not telling a story.

`9.` They are studying this evening.

`10.` Anna is drinking tea now.

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

`-` Cấu trúc thì HTTD:

`(+)` `S + am//is//are + V- i n g`

`(-)` `S + am//is//are + n o t + V- i n g`

`(?)` `Am//Is//Are + S + V- i n g`

`-` Trong đó:

`+` I `+ am`

`+` He/ She/ It/ Danh từ số ít/ Danh từ không đếm được `+ is`

`+` You/ We/ They/ Danh từ số nhiều `+ are`

`-` Dấu hiệu nhận biết: Now, Right now, At present, At the moment, ...